- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
Dijkstra's shortest path from A to E in example 1 :

  vertices:  ['A', 'B', 'C', 'F', 'D', 'E']
 start is in vertices:  True
 end is in vertices:  True

['A', 'C', 'F', 'E']

graph {
 "A" -- "B" [label=7];
 "A" -- "C" [label=9, penwidth=3];
 "A" -- "F" [label=14];
 "B" -- "C" [label=10];
 "B" -- "D" [label=15];
 "C" -- "F" [label=2, penwidth=3];
 "C" -- "D" [label=11];
 "D" -- "E" [label=6];
 "E" -- "F" [label=9, penwidth=3];
}


- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
Dijkstra's shortest path from A to E in example 2 :

  vertices:  ['A', 'B', 'C', 'D', 'E']
 start is in vertices:  True
 end is in vertices:  True

['A', 'C', 'B', 'E']

graph {
 "A" -- "B" [label=10];
 "A" -- "C" [label=2, penwidth=3];
 "A" -- "D" [label=3];
 "B" -- "C" [label=4, penwidth=3];
 "B" -- "D" [label=5];
 "B" -- "E" [label=6, penwidth=3];
}


- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
Dijkstra's shortest path from 5,0 to 5,10 in grid 10 x 10 :

  vertices:  ['0,0', '0,1', '1,0', '0,2', '1,1', '0,3', '1,2', '0,4', '1,3', '0,5', '1,4', '0,6', '1,5', '0,7', '1,6', '0,8', '1,7', '0,9', '1,8', '0,10', '1,9', '1,10', '2,0', '2,1', '2,2', '2,3', '2,7', '2,8', '2,9', '2,10', '3,0', '3,1', '3,2', '3,3', '3,7', '3,8', '3,9', '3,10', '4,0', '4,1', '4,2', '4,3', '4,7', '4,8', '4,9', '4,10', '5,0', '5,1', '5,2', '5,3', '5,7', '5,8', '5,9', '5,10', '6,0', '6,1', '6,2', '6,3', '6,7', '6,8', '6,9', '6,10', '7,0', '7,1', '7,2', '7,3', '7,7', '7,8', '7,9', '7,10', '8,0', '8,1', '8,2', '8,3', '8,7', '8,8', '8,9', '8,10', '9,0', '9,1', '9,2', '8,4', '9,3', '8,5', '9,4', '8,6', '9,5', '9,6', '9,7', '9,8', '9,9', '9,10', '10,0', '10,1', '10,2', '10,3', '10,4', '10,5', '10,6', '10,7', '10,8', '10,9', '10,10']
 start is in vertices:  True
 end is in vertices:  True

['5,0', '6,0', '6,1', '6,2', '7,2', '8,2', '8,3', '8,4', '8,5', '8,6', '8,7', '7,7', '6,7', '5,7', '5,8', '5,9', '5,10']

graph {
 "0,0" -- "0,1" [label=7];
 "0,0" -- "1,0" [label=6];
 "0,1" -- "0,2" [label=5];
 "0,1" -- "1,1" [label=6];
 "1,0" -- "1,1" [label=5];
 "1,0" -- "2,0" [label=6];
 "0,2" -- "0,3" [label=7];
 "0,2" -- "1,2" [label=7];
 "1,1" -- "1,2" [label=7];
 "1,1" -- "2,1" [label=7];
 "0,3" -- "0,4" [label=5];
 "0,3" -- "1,3" [label=7];
 "1,2" -- "1,3" [label=6];
 "1,2" -- "2,2" [label=7];
 "0,4" -- "0,5" [label=5];
 "0,4" -- "1,4" [label=5];
 "1,3" -- "1,4" [label=5];
 "1,3" -- "2,3" [label=7];
 "0,5" -- "0,6" [label=5];
 "0,5" -- "1,5" [label=5];
 "1,4" -- "1,5" [label=5];
 "0,6" -- "0,7" [label=7];
 "0,6" -- "1,6" [label=6];
 "1,5" -- "1,6" [label=6];
 "0,7" -- "0,8" [label=7];
 "0,7" -- "1,7" [label=6];
 "1,6" -- "1,7" [label=7];
 "0,8" -- "0,9" [label=6];
 "0,8" -- "1,8" [label=5];
 "1,7" -- "1,8" [label=7];
 "1,7" -- "2,7" [label=6];
 "0,9" -- "1,9" [label=5];
 "1,8" -- "1,9" [label=6];
 "1,8" -- "2,8" [label=5];
 "0,10" -- "0,9" [label=6];
 "0,10" -- "1,10" [label=5];
 "1,9" -- "2,9" [label=5];
 "1,10" -- "1,9" [label=6];
 "1,10" -- "2,10" [label=7];
 "2,0" -- "2,1" [label=7];
 "2,0" -- "3,0" [label=6];
 "2,1" -- "2,2" [label=7];
 "2,1" -- "3,1" [label=6];
 "2,2" -- "2,3" [label=7];
 "2,2" -- "3,2" [label=7];
 "2,3" -- "3,3" [label=5];
 "2,7" -- "2,8" [label=6];
 "2,7" -- "3,7" [label=6];
 "2,8" -- "2,9" [label=5];
 "2,8" -- "3,8" [label=6];
 "2,9" -- "3,9" [label=7];
 "2,10" -- "2,9" [label=5];
 "2,10" -- "3,10" [label=7];
 "3,0" -- "3,1" [label=6];
 "3,0" -- "4,0" [label=7];
 "3,1" -- "3,2" [label=5];
 "3,1" -- "4,1" [label=5];
 "3,2" -- "3,3" [label=7];
 "3,2" -- "4,2" [label=5];
 "3,3" -- "4,3" [label=7];
 "3,7" -- "3,8" [label=6];
 "3,7" -- "4,7" [label=7];
 "3,8" -- "3,9" [label=7];
 "3,8" -- "4,8" [label=7];
 "3,9" -- "4,9" [label=7];
 "3,10" -- "3,9" [label=7];
 "3,10" -- "4,10" [label=7];
 "4,0" -- "4,1" [label=7];
 "4,0" -- "5,0" [label=6];
 "4,1" -- "4,2" [label=7];
 "4,1" -- "5,1" [label=6];
 "4,2" -- "4,3" [label=7];
 "4,2" -- "5,2" [label=6];
 "4,3" -- "5,3" [label=7];
 "4,7" -- "4,8" [label=6];
 "4,7" -- "5,7" [label=5];
 "4,8" -- "4,9" [label=6];
 "4,8" -- "5,8" [label=5];
 "4,9" -- "5,9" [label=6];
 "4,10" -- "4,9" [label=6];
 "4,10" -- "5,10" [label=7];
 "5,0" -- "5,1" [label=7];
 "5,0" -- "6,0" [label=6, penwidth=3];
 "5,1" -- "5,2" [label=5];
 "5,1" -- "6,1" [label=5];
 "5,2" -- "5,3" [label=7];
 "5,2" -- "6,2" [label=7];
 "5,3" -- "6,3" [label=6];
 "5,7" -- "5,8" [label=6, penwidth=3];
 "5,7" -- "6,7" [label=5, penwidth=3];
 "5,8" -- "5,9" [label=5, penwidth=3];
 "5,8" -- "6,8" [label=6];
 "5,9" -- "6,9" [label=5];
 "5,10" -- "5,9" [label=5, penwidth=3];
 "5,10" -- "6,10" [label=5];
 "6,0" -- "6,1" [label=5, penwidth=3];
 "6,0" -- "7,0" [label=7];
 "6,1" -- "6,2" [label=5, penwidth=3];
 "6,1" -- "7,1" [label=6];
 "6,2" -- "6,3" [label=5];
 "6,2" -- "7,2" [label=5, penwidth=3];
 "6,3" -- "7,3" [label=5];
 "6,7" -- "6,8" [label=7];
 "6,7" -- "7,7" [label=5, penwidth=3];
 "6,8" -- "6,9" [label=7];
 "6,8" -- "7,8" [label=7];
 "6,9" -- "7,9" [label=7];
 "6,10" -- "6,9" [label=6];
 "6,10" -- "7,10" [label=5];
 "7,0" -- "7,1" [label=5];
 "7,0" -- "8,0" [label=7];
 "7,1" -- "7,2" [label=5];
 "7,1" -- "8,1" [label=5];
 "7,2" -- "7,3" [label=6];
 "7,2" -- "8,2" [label=5, penwidth=3];
 "7,3" -- "8,3" [label=6];
 "7,7" -- "7,8" [label=7];
 "7,7" -- "8,7" [label=5, penwidth=3];
 "7,8" -- "7,9" [label=6];
 "7,8" -- "8,8" [label=6];
 "7,9" -- "8,9" [label=6];
 "7,10" -- "7,9" [label=6];
 "7,10" -- "8,10" [label=6];
 "8,0" -- "8,1" [label=7];
 "8,0" -- "9,0" [label=7];
 "8,1" -- "8,2" [label=7];
 "8,1" -- "9,1" [label=7];
 "8,2" -- "8,3" [label=5, penwidth=3];
 "8,2" -- "9,2" [label=5];
 "8,3" -- "8,4" [label=5, penwidth=3];
 "8,3" -- "9,3" [label=5];
 "8,7" -- "8,8" [label=7];
 "8,7" -- "9,7" [label=7];
 "8,8" -- "8,9" [label=7];
 "8,8" -- "9,8" [label=7];
 "8,9" -- "9,9" [label=6];
 "8,10" -- "8,9" [label=6];
 "8,10" -- "9,10" [label=5];
 "9,0" -- "9,1" [label=7];
 "9,1" -- "9,2" [label=7];
 "9,2" -- "9,3" [label=7];
 "8,4" -- "8,5" [label=6, penwidth=3];
 "8,4" -- "9,4" [label=6];
 "9,3" -- "9,4" [label=6];
 "8,5" -- "8,6" [label=7, penwidth=3];
 "8,5" -- "9,5" [label=6];
 "9,4" -- "9,5" [label=6];
 "8,6" -- "8,7" [label=7, penwidth=3];
 "8,6" -- "9,6" [label=6];
 "9,5" -- "9,6" [label=7];
 "9,6" -- "9,7" [label=5];
 "9,7" -- "9,8" [label=5];
 "9,8" -- "9,9" [label=5];
 "9,10" -- "9,9" [label=6];
 "10,0" -- "9,0" [label=7];
 "10,0" -- "10,1" [label=5];
 "10,1" -- "9,1" [label=7];
 "10,1" -- "10,2" [label=7];
 "10,2" -- "9,2" [label=5];
 "10,2" -- "10,3" [label=6];
 "10,3" -- "9,3" [label=5];
 "10,3" -- "10,4" [label=6];
 "10,4" -- "9,4" [label=5];
 "10,4" -- "10,5" [label=7];
 "10,5" -- "9,5" [label=6];
 "10,5" -- "10,6" [label=5];
 "10,6" -- "9,6" [label=5];
 "10,6" -- "10,7" [label=5];
 "10,7" -- "9,7" [label=5];
 "10,7" -- "10,8" [label=5];
 "10,8" -- "9,8" [label=7];
 "10,8" -- "10,9" [label=5];
 "10,9" -- "9,9" [label=7];
 "10,10" -- "9,10" [label=6];
 "10,10" -- "10,9" [label=7];
}


- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
Dijkstra's shortest path from 7,0 to 7,15 in grid 15 x 15 :

  vertices:  ['0,0', '0,1', '1,0', '0,2', '1,1', '0,3', '1,2', '0,4', '1,3', '0,5', '1,4', '0,6', '1,5', '0,7', '1,6', '0,8', '1,7', '0,9', '1,8', '0,10', '1,9', '0,11', '1,10', '0,12', '1,11', '0,13', '1,12', '0,14', '1,13', '0,15', '1,14', '1,15', '2,0', '2,1', '2,2', '2,3', '2,4', '2,5', '2,6', '2,7', '2,8', '2,9', '2,10', '2,11', '2,12', '2,13', '2,14', '2,15', '3,0', '3,1', '3,2', '3,3', '3,4', '3,5', '3,9', '3,10', '3,11', '3,12', '3,13', '3,14', '3,15', '4,0', '4,1', '4,2', '4,3', '4,4', '4,5', '4,9', '4,10', '4,11', '4,12', '4,13', '4,14', '4,15', '5,0', '5,1', '5,2', '5,3', '5,4', '5,5', '5,9', '5,10', '5,11', '5,12', '5,13', '5,14', '5,15', '6,0', '6,1', '6,2', '6,3', '6,4', '6,5', '6,9', '6,10', '6,11', '6,12', '6,13', '6,14', '6,15', '7,0', '7,1', '7,2', '7,3', '7,4', '7,5', '7,9', '7,10', '7,11', '7,12', '7,13', '7,14', '7,15', '8,0', '8,1', '8,2', '8,3', '8,4', '8,5', '8,9', '8,10', '8,11', '8,12', '8,13', '8,14', '8,15', '9,0', '9,1', '9,2', '9,3', '9,4', '9,5', '9,9', '9,10', '9,11', '9,12', '9,13', '9,14', '9,15', '10,0', '10,1', '10,2', '10,3', '10,4', '10,5', '10,9', '10,10', '10,11', '10,12', '10,13', '10,14', '10,15', '11,0', '11,1', '11,2', '11,3', '11,4', '11,5', '11,9', '11,10', '11,11', '11,12', '11,13', '11,14', '11,15', '12,0', '12,1', '12,2', '12,3', '12,4', '12,5', '12,9', '12,10', '12,11', '12,12', '12,13', '12,14', '12,15', '13,0', '13,1', '13,2', '13,3', '13,4', '12,6', '13,5', '12,7', '13,6', '12,8', '13,7', '13,8', '13,9', '13,10', '13,11', '13,12', '13,13', '13,14', '13,15', '14,0', '14,1', '14,2', '14,3', '14,4', '14,5', '14,6', '14,7', '14,8', '14,9', '14,10', '14,11', '14,12', '14,13', '14,14', '14,15', '15,0', '15,1', '15,2', '15,3', '15,4', '15,5', '15,6', '15,7', '15,8', '15,9', '15,10', '15,11', '15,12', '15,13', '15,14', '15,15']
 start is in vertices:  True
 end is in vertices:  True

['7,0', '7,1', '7,2', '8,2', '9,2', '9,3', '10,3', '11,3', '11,4', '11,5', '12,5', '12,6', '12,7', '12,8', '12,9', '11,9', '10,9', '9,9', '9,10', '8,10', '8,11', '8,12', '8,13', '7,13', '7,14', '7,15']

graph {
 "0,0" -- "0,1" [label=7];
 "0,0" -- "1,0" [label=10];
 "0,1" -- "0,2" [label=8];
 "0,1" -- "1,1" [label=10];
 "1,0" -- "1,1" [label=7];
 "1,0" -- "2,0" [label=10];
 "0,2" -- "0,3" [label=7];
 "0,2" -- "1,2" [label=10];
 "1,1" -- "1,2" [label=9];
 "1,1" -- "2,1" [label=7];
 "0,3" -- "0,4" [label=7];
 "0,3" -- "1,3" [label=10];
 "1,2" -- "1,3" [label=9];
 "1,2" -- "2,2" [label=9];
 "0,4" -- "0,5" [label=8];
 "0,4" -- "1,4" [label=7];
 "1,3" -- "1,4" [label=8];
 "1,3" -- "2,3" [label=8];
 "0,5" -- "0,6" [label=8];
 "0,5" -- "1,5" [label=7];
 "1,4" -- "1,5" [label=10];
 "1,4" -- "2,4" [label=9];
 "0,6" -- "0,7" [label=7];
 "0,6" -- "1,6" [label=9];
 "1,5" -- "1,6" [label=9];
 "1,5" -- "2,5" [label=8];
 "0,7" -- "0,8" [label=7];
 "0,7" -- "1,7" [label=9];
 "1,6" -- "1,7" [label=7];
 "1,6" -- "2,6" [label=8];
 "0,8" -- "0,9" [label=8];
 "0,8" -- "1,8" [label=7];
 "1,7" -- "1,8" [label=9];
 "1,7" -- "2,7" [label=9];
 "0,9" -- "1,9" [label=10];
 "1,8" -- "1,9" [label=10];
 "1,8" -- "2,8" [label=8];
 "0,10" -- "0,9" [label=7];
 "0,10" -- "0,11" [label=8];
 "0,10" -- "1,10" [label=9];
 "1,9" -- "2,9" [label=10];
 "0,11" -- "0,12" [label=9];
 "0,11" -- "1,11" [label=7];
 "1,10" -- "1,9" [label=10];
 "1,10" -- "1,11" [label=10];
 "1,10" -- "2,10" [label=8];
 "0,12" -- "0,13" [label=7];
 "0,12" -- "1,12" [label=9];
 "1,11" -- "1,12" [label=10];
 "1,11" -- "2,11" [label=7];
 "0,13" -- "0,14" [label=10];
 "0,13" -- "1,13" [label=7];
 "1,12" -- "1,13" [label=9];
 "1,12" -- "2,12" [label=9];
 "0,14" -- "0,15" [label=7];
 "0,14" -- "1,14" [label=8];
 "1,13" -- "1,14" [label=10];
 "1,13" -- "2,13" [label=7];
 "0,15" -- "1,15" [label=7];
 "1,14" -- "1,15" [label=7];
 "1,14" -- "2,14" [label=7];
 "1,15" -- "2,15" [label=9];
 "2,0" -- "2,1" [label=10];
 "2,0" -- "3,0" [label=10];
 "2,1" -- "2,2" [label=7];
 "2,1" -- "3,1" [label=7];
 "2,2" -- "2,3" [label=7];
 "2,2" -- "3,2" [label=10];
 "2,3" -- "2,4" [label=8];
 "2,3" -- "3,3" [label=10];
 "2,4" -- "2,5" [label=8];
 "2,4" -- "3,4" [label=10];
 "2,5" -- "2,6" [label=7];
 "2,5" -- "3,5" [label=8];
 "2,6" -- "2,7" [label=8];
 "2,7" -- "2,8" [label=10];
 "2,8" -- "2,9" [label=7];
 "2,9" -- "3,9" [label=10];
 "2,10" -- "2,9" [label=10];
 "2,10" -- "2,11" [label=7];
 "2,10" -- "3,10" [label=8];
 "2,11" -- "2,12" [label=7];
 "2,11" -- "3,11" [label=7];
 "2,12" -- "2,13" [label=7];
 "2,12" -- "3,12" [label=8];
 "2,13" -- "2,14" [label=8];
 "2,13" -- "3,13" [label=7];
 "2,14" -- "2,15" [label=7];
 "2,14" -- "3,14" [label=9];
 "2,15" -- "3,15" [label=9];
 "3,0" -- "3,1" [label=8];
 "3,0" -- "4,0" [label=8];
 "3,1" -- "3,2" [label=10];
 "3,1" -- "4,1" [label=9];
 "3,2" -- "3,3" [label=10];
 "3,2" -- "4,2" [label=9];
 "3,3" -- "3,4" [label=7];
 "3,3" -- "4,3" [label=8];
 "3,4" -- "3,5" [label=7];
 "3,4" -- "4,4" [label=7];
 "3,5" -- "4,5" [label=7];
 "3,9" -- "4,9" [label=7];
 "3,10" -- "3,9" [label=7];
 "3,10" -- "3,11" [label=7];
 "3,10" -- "4,10" [label=9];
 "3,11" -- "3,12" [label=7];
 "3,11" -- "4,11" [label=8];
 "3,12" -- "3,13" [label=7];
 "3,12" -- "4,12" [label=8];
 "3,13" -- "3,14" [label=9];
 "3,13" -- "4,13" [label=10];
 "3,14" -- "3,15" [label=7];
 "3,14" -- "4,14" [label=10];
 "3,15" -- "4,15" [label=9];
 "4,0" -- "4,1" [label=10];
 "4,0" -- "5,0" [label=8];
 "4,1" -- "4,2" [label=7];
 "4,1" -- "5,1" [label=8];
 "4,2" -- "4,3" [label=10];
 "4,2" -- "5,2" [label=10];
 "4,3" -- "4,4" [label=10];
 "4,3" -- "5,3" [label=8];
 "4,4" -- "4,5" [label=9];
 "4,4" -- "5,4" [label=8];
 "4,5" -- "5,5" [label=10];
 "4,9" -- "5,9" [label=7];
 "4,10" -- "4,9" [label=8];
 "4,10" -- "4,11" [label=10];
 "4,10" -- "5,10" [label=8];
 "4,11" -- "4,12" [label=10];
 "4,11" -- "5,11" [label=7];
 "4,12" -- "4,13" [label=7];
 "4,12" -- "5,12" [label=10];
 "4,13" -- "4,14" [label=9];
 "4,13" -- "5,13" [label=8];
 "4,14" -- "4,15" [label=7];
 "4,14" -- "5,14" [label=8];
 "4,15" -- "5,15" [label=7];
 "5,0" -- "5,1" [label=10];
 "5,0" -- "6,0" [label=8];
 "5,1" -- "5,2" [label=10];
 "5,1" -- "6,1" [label=8];
 "5,2" -- "5,3" [label=9];
 "5,2" -- "6,2" [label=10];
 "5,3" -- "5,4" [label=7];
 "5,3" -- "6,3" [label=8];
 "5,4" -- "5,5" [label=8];
 "5,4" -- "6,4" [label=10];
 "5,5" -- "6,5" [label=7];
 "5,9" -- "6,9" [label=7];
 "5,10" -- "5,9" [label=10];
 "5,10" -- "5,11" [label=9];
 "5,10" -- "6,10" [label=7];
 "5,11" -- "5,12" [label=7];
 "5,11" -- "6,11" [label=8];
 "5,12" -- "5,13" [label=10];
 "5,12" -- "6,12" [label=9];
 "5,13" -- "5,14" [label=10];
 "5,13" -- "6,13" [label=9];
 "5,14" -- "5,15" [label=7];
 "5,14" -- "6,14" [label=9];
 "5,15" -- "6,15" [label=9];
 "6,0" -- "6,1" [label=7];
 "6,0" -- "7,0" [label=9];
 "6,1" -- "6,2" [label=9];
 "6,1" -- "7,1" [label=7];
 "6,2" -- "6,3" [label=10];
 "6,2" -- "7,2" [label=7];
 "6,3" -- "6,4" [label=10];
 "6,3" -- "7,3" [label=8];
 "6,4" -- "6,5" [label=10];
 "6,4" -- "7,4" [label=8];
 "6,5" -- "7,5" [label=8];
 "6,9" -- "7,9" [label=10];
 "6,10" -- "6,9" [label=7];
 "6,10" -- "6,11" [label=9];
 "6,10" -- "7,10" [label=10];
 "6,11" -- "6,12" [label=8];
 "6,11" -- "7,11" [label=7];
 "6,12" -- "6,13" [label=9];
 "6,12" -- "7,12" [label=10];
 "6,13" -- "6,14" [label=9];
 "6,13" -- "7,13" [label=8];
 "6,14" -- "6,15" [label=10];
 "6,14" -- "7,14" [label=8];
 "6,15" -- "7,15" [label=8];
 "7,0" -- "7,1" [label=7, penwidth=3];
 "7,0" -- "8,0" [label=10];
 "7,1" -- "7,2" [label=9, penwidth=3];
 "7,1" -- "8,1" [label=8];
 "7,2" -- "7,3" [label=10];
 "7,2" -- "8,2" [label=8, penwidth=3];
 "7,3" -- "7,4" [label=8];
 "7,3" -- "8,3" [label=9];
 "7,4" -- "7,5" [label=7];
 "7,4" -- "8,4" [label=9];
 "7,5" -- "8,5" [label=9];
 "7,9" -- "8,9" [label=10];
 "7,10" -- "7,9" [label=9];
 "7,10" -- "7,11" [label=8];
 "7,10" -- "8,10" [label=7];
 "7,11" -- "7,12" [label=8];
 "7,11" -- "8,11" [label=8];
 "7,12" -- "7,13" [label=10];
 "7,12" -- "8,12" [label=10];
 "7,13" -- "7,14" [label=7, penwidth=3];
 "7,13" -- "8,13" [label=7, penwidth=3];
 "7,14" -- "7,15" [label=10, penwidth=3];
 "7,14" -- "8,14" [label=10];
 "7,15" -- "8,15" [label=8];
 "8,0" -- "8,1" [label=10];
 "8,0" -- "9,0" [label=9];
 "8,1" -- "8,2" [label=10];
 "8,1" -- "9,1" [label=7];
 "8,2" -- "8,3" [label=8];
 "8,2" -- "9,2" [label=7, penwidth=3];
 "8,3" -- "8,4" [label=10];
 "8,3" -- "9,3" [label=8];
 "8,4" -- "8,5" [label=9];
 "8,4" -- "9,4" [label=9];
 "8,5" -- "9,5" [label=8];
 "8,9" -- "9,9" [label=9];
 "8,10" -- "8,9" [label=9];
 "8,10" -- "8,11" [label=10, penwidth=3];
 "8,10" -- "9,10" [label=7, penwidth=3];
 "8,11" -- "8,12" [label=7, penwidth=3];
 "8,11" -- "9,11" [label=10];
 "8,12" -- "8,13" [label=8, penwidth=3];
 "8,12" -- "9,12" [label=7];
 "8,13" -- "8,14" [label=8];
 "8,13" -- "9,13" [label=7];
 "8,14" -- "8,15" [label=8];
 "8,14" -- "9,14" [label=9];
 "8,15" -- "9,15" [label=10];
 "9,0" -- "9,1" [label=8];
 "9,1" -- "9,2" [label=10];
 "9,2" -- "9,3" [label=7, penwidth=3];
 "9,3" -- "9,4" [label=7];
 "9,4" -- "9,5" [label=9];
 "9,10" -- "9,9" [label=7, penwidth=3];
 "9,10" -- "9,11" [label=10];
 "9,11" -- "9,12" [label=10];
 "9,12" -- "9,13" [label=7];
 "9,13" -- "9,14" [label=8];
 "9,14" -- "9,15" [label=8];
 "10,0" -- "9,0" [label=7];
 "10,0" -- "10,1" [label=8];
 "10,0" -- "11,0" [label=9];
 "10,1" -- "9,1" [label=8];
 "10,1" -- "10,2" [label=9];
 "10,1" -- "11,1" [label=7];
 "10,2" -- "9,2" [label=10];
 "10,2" -- "10,3" [label=8];
 "10,2" -- "11,2" [label=8];
 "10,3" -- "9,3" [label=7, penwidth=3];
 "10,3" -- "10,4" [label=10];
 "10,3" -- "11,3" [label=8, penwidth=3];
 "10,4" -- "9,4" [label=9];
 "10,4" -- "10,5" [label=9];
 "10,4" -- "11,4" [label=8];
 "10,5" -- "9,5" [label=10];
 "10,5" -- "11,5" [label=8];
 "10,9" -- "9,9" [label=7, penwidth=3];
 "10,9" -- "11,9" [label=8, penwidth=3];
 "10,10" -- "9,10" [label=10];
 "10,10" -- "10,9" [label=8];
 "10,10" -- "10,11" [label=10];
 "10,10" -- "11,10" [label=9];
 "10,11" -- "9,11" [label=8];
 "10,11" -- "10,12" [label=10];
 "10,11" -- "11,11" [label=9];
 "10,12" -- "9,12" [label=9];
 "10,12" -- "10,13" [label=8];
 "10,12" -- "11,12" [label=9];
 "10,13" -- "9,13" [label=8];
 "10,13" -- "10,14" [label=7];
 "10,13" -- "11,13" [label=10];
 "10,14" -- "9,14" [label=10];
 "10,14" -- "10,15" [label=9];
 "10,14" -- "11,14" [label=10];
 "10,15" -- "9,15" [label=10];
 "10,15" -- "11,15" [label=7];
 "11,0" -- "11,1" [label=7];
 "11,0" -- "12,0" [label=7];
 "11,1" -- "11,2" [label=9];
 "11,1" -- "12,1" [label=10];
 "11,2" -- "11,3" [label=8];
 "11,2" -- "12,2" [label=9];
 "11,3" -- "11,4" [label=7, penwidth=3];
 "11,3" -- "12,3" [label=8];
 "11,4" -- "11,5" [label=7, penwidth=3];
 "11,4" -- "12,4" [label=8];
 "11,5" -- "12,5" [label=7, penwidth=3];
 "11,9" -- "12,9" [label=9, penwidth=3];
 "11,10" -- "11,9" [label=8];
 "11,10" -- "11,11" [label=7];
 "11,10" -- "12,10" [label=9];
 "11,11" -- "11,12" [label=10];
 "11,11" -- "12,11" [label=9];
 "11,12" -- "11,13" [label=8];
 "11,12" -- "12,12" [label=7];
 "11,13" -- "11,14" [label=9];
 "11,13" -- "12,13" [label=8];
 "11,14" -- "11,15" [label=9];
 "11,14" -- "12,14" [label=9];
 "11,15" -- "12,15" [label=8];
 "12,0" -- "12,1" [label=10];
 "12,0" -- "13,0" [label=7];
 "12,1" -- "12,2" [label=8];
 "12,1" -- "13,1" [label=8];
 "12,2" -- "12,3" [label=7];
 "12,2" -- "13,2" [label=9];
 "12,3" -- "12,4" [label=10];
 "12,3" -- "13,3" [label=10];
 "12,4" -- "12,5" [label=10];
 "12,4" -- "13,4" [label=9];
 "12,5" -- "12,6" [label=9, penwidth=3];
 "12,5" -- "13,5" [label=10];
 "12,9" -- "13,9" [label=10];
 "12,10" -- "12,9" [label=8];
 "12,10" -- "12,11" [label=9];
 "12,10" -- "13,10" [label=9];
 "12,11" -- "12,12" [label=8];
 "12,11" -- "13,11" [label=8];
 "12,12" -- "12,13" [label=7];
 "12,12" -- "13,12" [label=10];
 "12,13" -- "12,14" [label=9];
 "12,13" -- "13,13" [label=10];
 "12,14" -- "12,15" [label=9];
 "12,14" -- "13,14" [label=10];
 "12,15" -- "13,15" [label=10];
 "13,0" -- "13,1" [label=8];
 "13,0" -- "14,0" [label=8];
 "13,1" -- "13,2" [label=10];
 "13,1" -- "14,1" [label=7];
 "13,2" -- "13,3" [label=10];
 "13,2" -- "14,2" [label=9];
 "13,3" -- "13,4" [label=8];
 "13,3" -- "14,3" [label=9];
 "13,4" -- "13,5" [label=7];
 "13,4" -- "14,4" [label=7];
 "12,6" -- "12,7" [label=7, penwidth=3];
 "12,6" -- "13,6" [label=9];
 "13,5" -- "13,6" [label=8];
 "13,5" -- "14,5" [label=8];
 "12,7" -- "12,8" [label=7, penwidth=3];
 "12,7" -- "13,7" [label=10];
 "13,6" -- "13,7" [label=7];
 "13,6" -- "14,6" [label=7];
 "12,8" -- "12,9" [label=10, penwidth=3];
 "12,8" -- "13,8" [label=10];
 "13,7" -- "13,8" [label=7];
 "13,7" -- "14,7" [label=9];
 "13,8" -- "13,9" [label=10];
 "13,8" -- "14,8" [label=8];
 "13,9" -- "14,9" [label=8];
 "13,10" -- "13,9" [label=9];
 "13,10" -- "13,11" [label=9];
 "13,10" -- "14,10" [label=8];
 "13,11" -- "13,12" [label=7];
 "13,11" -- "14,11" [label=9];
 "13,12" -- "13,13" [label=8];
 "13,12" -- "14,12" [label=8];
 "13,13" -- "13,14" [label=8];
 "13,13" -- "14,13" [label=10];
 "13,14" -- "13,15" [label=8];
 "13,14" -- "14,14" [label=10];
 "13,15" -- "14,15" [label=9];
 "14,0" -- "14,1" [label=7];
 "14,0" -- "15,0" [label=8];
 "14,1" -- "14,2" [label=8];
 "14,1" -- "15,1" [label=10];
 "14,2" -- "14,3" [label=8];
 "14,2" -- "15,2" [label=8];
 "14,3" -- "14,4" [label=8];
 "14,3" -- "15,3" [label=8];
 "14,4" -- "14,5" [label=10];
 "14,4" -- "15,4" [label=9];
 "14,5" -- "14,6" [label=8];
 "14,5" -- "15,5" [label=8];
 "14,6" -- "14,7" [label=10];
 "14,6" -- "15,6" [label=9];
 "14,7" -- "14,8" [label=10];
 "14,7" -- "15,7" [label=8];
 "14,8" -- "14,9" [label=7];
 "14,8" -- "15,8" [label=9];
 "14,9" -- "15,9" [label=8];
 "14,10" -- "14,9" [label=7];
 "14,10" -- "14,11" [label=7];
 "14,10" -- "15,10" [label=9];
 "14,11" -- "14,12" [label=10];
 "14,11" -- "15,11" [label=10];
 "14,12" -- "14,13" [label=8];
 "14,12" -- "15,12" [label=7];
 "14,13" -- "14,14" [label=8];
 "14,13" -- "15,13" [label=10];
 "14,14" -- "14,15" [label=8];
 "14,14" -- "15,14" [label=10];
 "14,15" -- "15,15" [label=8];
 "15,0" -- "15,1" [label=9];
 "15,1" -- "15,2" [label=9];
 "15,2" -- "15,3" [label=8];
 "15,3" -- "15,4" [label=7];
 "15,4" -- "15,5" [label=9];
 "15,5" -- "15,6" [label=7];
 "15,6" -- "15,7" [label=8];
 "15,7" -- "15,8" [label=9];
 "15,8" -- "15,9" [label=10];
 "15,10" -- "15,9" [label=9];
 "15,10" -- "15,11" [label=9];
 "15,11" -- "15,12" [label=10];
 "15,12" -- "15,13" [label=8];
 "15,13" -- "15,14" [label=10];
 "15,14" -- "15,15" [label=10];
}


- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
Dijkstra's shortest path from 20,0 to 20,40 in grid 40 x 40 :

  vertices:  ['0,0', '0,1', '1,0', '0,2', '1,1', '0,3', '1,2', '0,4', '1,3', '0,5', '1,4', '0,6', '1,5', '0,7', '1,6', '0,8', '1,7', '0,9', '1,8', '0,10', '1,9', '0,11', '1,10', '0,12', '1,11', '0,13', '1,12', '0,14', '1,13', '0,15', '1,14', '0,16', '1,15', '0,17', '1,16', '0,18', '1,17', '0,19', '1,18', '0,20', '1,19', '0,21', '1,20', '0,22', '1,21', '0,23', '1,22', '0,24', '1,23', '0,25', '1,24', '0,26', '1,25', '0,27', '1,26', '0,28', '1,27', '0,29', '1,28', '0,30', '1,29', '0,31', '1,30', '0,32', '1,31', '0,33', '1,32', '0,34', '1,33', '0,35', '1,34', '0,36', '1,35', '0,37', '1,36', '0,38', '1,37', '0,39', '1,38', '0,40', '1,39', '1,40', '2,0', '2,1', '2,2', '2,3', '2,4', '2,5', '2,6', '2,7', '2,8', '2,9', '2,10', '2,11', '2,12', '2,13', '2,14', '2,15', '2,16', '2,17', '2,18', '2,19', '2,20', '2,21', '2,22', '2,23', '2,24', '2,25', '2,26', '2,27', '2,28', '2,29', '2,30', '2,31', '2,32', '2,33', '2,34', '2,35', '2,36', '2,37', '2,38', '2,39', '2,40', '3,0', '3,1', '3,2', '3,3', '3,4', '3,5', '3,6', '3,7', '3,8', '3,9', '3,10', '3,11', '3,12', '3,13', '3,14', '3,15', '3,16', '3,17', '3,18', '3,19', '3,20', '3,21', '3,22', '3,23', '3,24', '3,25', '3,26', '3,27', '3,28', '3,29', '3,30', '3,31', '3,32', '3,33', '3,34', '3,35', '3,36', '3,37', '3,38', '3,39', '3,40', '4,0', '4,1', '4,2', '4,3', '4,4', '4,5', '4,6', '4,7', '4,8', '4,9', '4,10', '4,11', '4,12', '4,13', '4,14', '4,15', '4,16', '4,17', '4,18', '4,19', '4,20', '4,21', '4,22', '4,23', '4,24', '4,25', '4,26', '4,27', '4,28', '4,29', '4,30', '4,31', '4,32', '4,33', '4,34', '4,35', '4,36', '4,37', '4,38', '4,39', '4,40', '5,0', '5,1', '5,2', '5,3', '5,4', '5,5', '5,6', '5,7', '5,8', '5,9', '5,10', '5,11', '5,12', '5,13', '5,14', '5,15', '5,16', '5,17', '5,18', '5,19', '5,20', '5,21', '5,22', '5,23', '5,24', '5,25', '5,26', '5,27', '5,28', '5,29', '5,30', '5,31', '5,32', '5,33', '5,34', '5,35', '5,36', '5,37', '5,38', '5,39', '5,40', '6,0', '6,1', '6,2', '6,3', '6,4', '6,5', '6,6', '6,7', '6,8', '6,9', '6,10', '6,11', '6,12', '6,13', '6,14', '6,15', '6,16', '6,17', '6,18', '6,19', '6,20', '6,21', '6,22', '6,23', '6,24', '6,25', '6,26', '6,27', '6,28', '6,29', '6,30', '6,31', '6,32', '6,33', '6,34', '6,35', '6,36', '6,37', '6,38', '6,39', '6,40', '7,0', '7,1', '7,2', '7,3', '7,4', '7,5', '7,6', '7,7', '7,8', '7,9', '7,10', '7,11', '7,12', '7,13', '7,14', '7,15', '7,16', '7,17', '7,18', '7,19', '7,20', '7,21', '7,22', '7,23', '7,24', '7,25', '7,26', '7,27', '7,28', '7,29', '7,30', '7,31', '7,32', '7,33', '7,34', '7,35', '7,36', '7,37', '7,38', '7,39', '7,40', '8,0', '8,1', '8,2', '8,3', '8,4', '8,5', '8,6', '8,7', '8,8', '8,9', '8,10', '8,11', '8,12', '8,13', '8,14', '8,15', '8,16', '8,17', '8,18', '8,19', '8,20', '8,21', '8,22', '8,23', '8,24', '8,25', '8,26', '8,27', '8,28', '8,29', '8,30', '8,31', '8,32', '8,33', '8,34', '8,35', '8,36', '8,37', '8,38', '8,39', '8,40', '9,0', '9,1', '9,2', '9,3', '9,4', '9,5', '9,6', '9,7', '9,8', '9,9', '9,10', '9,11', '9,12', '9,13', '9,14', '9,15', '9,16', '9,17', '9,18', '9,19', '9,20', '9,21', '9,22', '9,23', '9,24', '9,25', '9,26', '9,27', '9,28', '9,29', '9,30', '9,31', '9,32', '9,33', '9,34', '9,35', '9,36', '9,37', '9,38', '9,39', '9,40', '10,0', '10,1', '10,2', '10,3', '10,4', '10,5', '10,6', '10,7', '10,8', '10,9', '10,10', '10,11', '10,12', '10,13', '10,14', '10,15', '10,16', '10,17', '10,18', '10,22', '10,23', '10,24', '10,25', '10,26', '10,27', '10,28', '10,29', '10,30', '10,31', '10,32', '10,33', '10,34', '10,35', '10,36', '10,37', '10,38', '10,39', '10,40', '11,0', '11,1', '11,2', '11,3', '11,4', '11,5', '11,6', '11,7', '11,8', '11,9', '11,10', '11,11', '11,12', '11,13', '11,14', '11,15', '11,16', '11,17', '11,18', '11,22', '11,23', '11,24', '11,25', '11,26', '11,27', '11,28', '11,29', '11,30', '11,31', '11,32', '11,33', '11,34', '11,35', '11,36', '11,37', '11,38', '11,39', '11,40', '12,0', '12,1', '12,2', '12,3', '12,4', '12,5', '12,6', '12,7', '12,8', '12,9', '12,10', '12,11', '12,12', '12,13', '12,14', '12,15', '12,16', '12,17', '12,18', '12,22', '12,23', '12,24', '12,25', '12,26', '12,27', '12,28', '12,29', '12,30', '12,31', '12,32', '12,33', '12,34', '12,35', '12,36', '12,37', '12,38', '12,39', '12,40', '13,0', '13,1', '13,2', '13,3', '13,4', '13,5', '13,6', '13,7', '13,8', '13,9', '13,10', '13,11', '13,12', '13,13', '13,14', '13,15', '13,16', '13,17', '13,18', '13,22', '13,23', '13,24', '13,25', '13,26', '13,27', '13,28', '13,29', '13,30', '13,31', '13,32', '13,33', '13,34', '13,35', '13,36', '13,37', '13,38', '13,39', '13,40', '14,0', '14,1', '14,2', '14,3', '14,4', '14,5', '14,6', '14,7', '14,8', '14,9', '14,10', '14,11', '14,12', '14,13', '14,14', '14,15', '14,16', '14,17', '14,18', '14,22', '14,23', '14,24', '14,25', '14,26', '14,27', '14,28', '14,29', '14,30', '14,31', '14,32', '14,33', '14,34', '14,35', '14,36', '14,37', '14,38', '14,39', '14,40', '15,0', '15,1', '15,2', '15,3', '15,4', '15,5', '15,6', '15,7', '15,8', '15,9', '15,10', '15,11', '15,12', '15,13', '15,14', '15,15', '15,16', '15,17', '15,18', '15,22', '15,23', '15,24', '15,25', '15,26', '15,27', '15,28', '15,29', '15,30', '15,31', '15,32', '15,33', '15,34', '15,35', '15,36', '15,37', '15,38', '15,39', '15,40', '16,0', '16,1', '16,2', '16,3', '16,4', '16,5', '16,6', '16,7', '16,8', '16,9', '16,10', '16,11', '16,12', '16,13', '16,14', '16,15', '16,16', '16,17', '16,18', '16,22', '16,23', '16,24', '16,25', '16,26', '16,27', '16,28', '16,29', '16,30', '16,31', '16,32', '16,33', '16,34', '16,35', '16,36', '16,37', '16,38', '16,39', '16,40', '17,0', '17,1', '17,2', '17,3', '17,4', '17,5', '17,6', '17,7', '17,8', '17,9', '17,10', '17,11', '17,12', '17,13', '17,14', '17,15', '17,16', '17,17', '17,18', '17,22', '17,23', '17,24', '17,25', '17,26', '17,27', '17,28', '17,29', '17,30', '17,31', '17,32', '17,33', '17,34', '17,35', '17,36', '17,37', '17,38', '17,39', '17,40', '18,0', '18,1', '18,2', '18,3', '18,4', '18,5', '18,6', '18,7', '18,8', '18,9', '18,10', '18,11', '18,12', '18,13', '18,14', '18,15', '18,16', '18,17', '18,18', '18,22', '18,23', '18,24', '18,25', '18,26', '18,27', '18,28', '18,29', '18,30', '18,31', '18,32', '18,33', '18,34', '18,35', '18,36', '18,37', '18,38', '18,39', '18,40', '19,0', '19,1', '19,2', '19,3', '19,4', '19,5', '19,6', '19,7', '19,8', '19,9', '19,10', '19,11', '19,12', '19,13', '19,14', '19,15', '19,16', '19,17', '19,18', '19,22', '19,23', '19,24', '19,25', '19,26', '19,27', '19,28', '19,29', '19,30', '19,31', '19,32', '19,33', '19,34', '19,35', '19,36', '19,37', '19,38', '19,39', '19,40', '20,0', '20,1', '20,2', '20,3', '20,4', '20,5', '20,6', '20,7', '20,8', '20,9', '20,10', '20,11', '20,12', '20,13', '20,14', '20,15', '20,16', '20,17', '20,18', '20,22', '20,23', '20,24', '20,25', '20,26', '20,27', '20,28', '20,29', '20,30', '20,31', '20,32', '20,33', '20,34', '20,35', '20,36', '20,37', '20,38', '20,39', '20,40', '21,0', '21,1', '21,2', '21,3', '21,4', '21,5', '21,6', '21,7', '21,8', '21,9', '21,10', '21,11', '21,12', '21,13', '21,14', '21,15', '21,16', '21,17', '21,18', '21,22', '21,23', '21,24', '21,25', '21,26', '21,27', '21,28', '21,29', '21,30', '21,31', '21,32', '21,33', '21,34', '21,35', '21,36', '21,37', '21,38', '21,39', '21,40', '22,0', '22,1', '22,2', '22,3', '22,4', '22,5', '22,6', '22,7', '22,8', '22,9', '22,10', '22,11', '22,12', '22,13', '22,14', '22,15', '22,16', '22,17', '22,18', '22,22', '22,23', '22,24', '22,25', '22,26', '22,27', '22,28', '22,29', '22,30', '22,31', '22,32', '22,33', '22,34', '22,35', '22,36', '22,37', '22,38', '22,39', '22,40', '23,0', '23,1', '23,2', '23,3', '23,4', '23,5', '23,6', '23,7', '23,8', '23,9', '23,10', '23,11', '23,12', '23,13', '23,14', '23,15', '23,16', '23,17', '23,18', '23,22', '23,23', '23,24', '23,25', '23,26', '23,27', '23,28', '23,29', '23,30', '23,31', '23,32', '23,33', '23,34', '23,35', '23,36', '23,37', '23,38', '23,39', '23,40', '24,0', '24,1', '24,2', '24,3', '24,4', '24,5', '24,6', '24,7', '24,8', '24,9', '24,10', '24,11', '24,12', '24,13', '24,14', '24,15', '24,16', '24,17', '24,18', '24,22', '24,23', '24,24', '24,25', '24,26', '24,27', '24,28', '24,29', '24,30', '24,31', '24,32', '24,33', '24,34', '24,35', '24,36', '24,37', '24,38', '24,39', '24,40', '25,0', '25,1', '25,2', '25,3', '25,4', '25,5', '25,6', '25,7', '25,8', '25,9', '25,10', '25,11', '25,12', '25,13', '25,14', '25,15', '25,16', '25,17', '25,18', '25,22', '25,23', '25,24', '25,25', '25,26', '25,27', '25,28', '25,29', '25,30', '25,31', '25,32', '25,33', '25,34', '25,35', '25,36', '25,37', '25,38', '25,39', '25,40', '26,0', '26,1', '26,2', '26,3', '26,4', '26,5', '26,6', '26,7', '26,8', '26,9', '26,10', '26,11', '26,12', '26,13', '26,14', '26,15', '26,16', '26,17', '26,18', '26,22', '26,23', '26,24', '26,25', '26,26', '26,27', '26,28', '26,29', '26,30', '26,31', '26,32', '26,33', '26,34', '26,35', '26,36', '26,37', '26,38', '26,39', '26,40', '27,0', '27,1', '27,2', '27,3', '27,4', '27,5', '27,6', '27,7', '27,8', '27,9', '27,10', '27,11', '27,12', '27,13', '27,14', '27,15', '27,16', '27,17', '27,18', '27,22', '27,23', '27,24', '27,25', '27,26', '27,27', '27,28', '27,29', '27,30', '27,31', '27,32', '27,33', '27,34', '27,35', '27,36', '27,37', '27,38', '27,39', '27,40', '28,0', '28,1', '28,2', '28,3', '28,4', '28,5', '28,6', '28,7', '28,8', '28,9', '28,10', '28,11', '28,12', '28,13', '28,14', '28,15', '28,16', '28,17', '28,18', '28,22', '28,23', '28,24', '28,25', '28,26', '28,27', '28,28', '28,29', '28,30', '28,31', '28,32', '28,33', '28,34', '28,35', '28,36', '28,37', '28,38', '28,39', '28,40', '29,0', '29,1', '29,2', '29,3', '29,4', '29,5', '29,6', '29,7', '29,8', '29,9', '29,10', '29,11', '29,12', '29,13', '29,14', '29,15', '29,16', '29,17', '29,18', '29,22', '29,23', '29,24', '29,25', '29,26', '29,27', '29,28', '29,29', '29,30', '29,31', '29,32', '29,33', '29,34', '29,35', '29,36', '29,37', '29,38', '29,39', '29,40', '30,0', '30,1', '30,2', '30,3', '30,4', '30,5', '30,6', '30,7', '30,8', '30,9', '30,10', '30,11', '30,12', '30,13', '30,14', '30,15', '30,16', '30,17', '30,18', '30,22', '30,23', '30,24', '30,25', '30,26', '30,27', '30,28', '30,29', '30,30', '30,31', '30,32', '30,33', '30,34', '30,35', '30,36', '30,37', '30,38', '30,39', '30,40', '31,0', '31,1', '31,2', '31,3', '31,4', '31,5', '31,6', '31,7', '31,8', '31,9', '31,10', '31,11', '31,12', '31,13', '31,14', '31,15', '31,16', '31,17', '31,18', '31,22', '31,23', '31,24', '31,25', '31,26', '31,27', '31,28', '31,29', '31,30', '31,31', '31,32', '31,33', '31,34', '31,35', '31,36', '31,37', '31,38', '31,39', '31,40', '32,0', '32,1', '32,2', '32,3', '32,4', '32,5', '32,6', '32,7', '32,8', '32,9', '32,10', '32,11', '32,12', '32,13', '32,14', '32,15', '32,16', '32,17', '31,19', '32,18', '31,20', '32,19', '31,21', '32,20', '32,21', '32,22', '32,23', '32,24', '32,25', '32,26', '32,27', '32,28', '32,29', '32,30', '32,31', '32,32', '32,33', '32,34', '32,35', '32,36', '32,37', '32,38', '32,39', '32,40', '33,0', '33,1', '33,2', '33,3', '33,4', '33,5', '33,6', '33,7', '33,8', '33,9', '33,10', '33,11', '33,12', '33,13', '33,14', '33,15', '33,16', '33,17', '33,18', '33,19', '33,20', '33,21', '33,22', '33,23', '33,24', '33,25', '33,26', '33,27', '33,28', '33,29', '33,30', '33,31', '33,32', '33,33', '33,34', '33,35', '33,36', '33,37', '33,38', '33,39', '33,40', '34,0', '34,1', '34,2', '34,3', '34,4', '34,5', '34,6', '34,7', '34,8', '34,9', '34,10', '34,11', '34,12', '34,13', '34,14', '34,15', '34,16', '34,17', '34,18', '34,19', '34,20', '34,21', '34,22', '34,23', '34,24', '34,25', '34,26', '34,27', '34,28', '34,29', '34,30', '34,31', '34,32', '34,33', '34,34', '34,35', '34,36', '34,37', '34,38', '34,39', '34,40', '35,0', '35,1', '35,2', '35,3', '35,4', '35,5', '35,6', '35,7', '35,8', '35,9', '35,10', '35,11', '35,12', '35,13', '35,14', '35,15', '35,16', '35,17', '35,18', '35,19', '35,20', '35,21', '35,22', '35,23', '35,24', '35,25', '35,26', '35,27', '35,28', '35,29', '35,30', '35,31', '35,32', '35,33', '35,34', '35,35', '35,36', '35,37', '35,38', '35,39', '35,40', '36,0', '36,1', '36,2', '36,3', '36,4', '36,5', '36,6', '36,7', '36,8', '36,9', '36,10', '36,11', '36,12', '36,13', '36,14', '36,15', '36,16', '36,17', '36,18', '36,19', '36,20', '36,21', '36,22', '36,23', '36,24', '36,25', '36,26', '36,27', '36,28', '36,29', '36,30', '36,31', '36,32', '36,33', '36,34', '36,35', '36,36', '36,37', '36,38', '36,39', '36,40', '37,0', '37,1', '37,2', '37,3', '37,4', '37,5', '37,6', '37,7', '37,8', '37,9', '37,10', '37,11', '37,12', '37,13', '37,14', '37,15', '37,16', '37,17', '37,18', '37,19', '37,20', '37,21', '37,22', '37,23', '37,24', '37,25', '37,26', '37,27', '37,28', '37,29', '37,30', '37,31', '37,32', '37,33', '37,34', '37,35', '37,36', '37,37', '37,38', '37,39', '37,40', '38,0', '38,1', '38,2', '38,3', '38,4', '38,5', '38,6', '38,7', '38,8', '38,9', '38,10', '38,11', '38,12', '38,13', '38,14', '38,15', '38,16', '38,17', '38,18', '38,19', '38,20', '38,21', '38,22', '38,23', '38,24', '38,25', '38,26', '38,27', '38,28', '38,29', '38,30', '38,31', '38,32', '38,33', '38,34', '38,35', '38,36', '38,37', '38,38', '38,39', '38,40', '39,0', '39,1', '39,2', '39,3', '39,4', '39,5', '39,6', '39,7', '39,8', '39,9', '39,10', '39,11', '39,12', '39,13', '39,14', '39,15', '39,16', '39,17', '39,18', '39,19', '39,20', '39,21', '39,22', '39,23', '39,24', '39,25', '39,26', '39,27', '39,28', '39,29', '39,30', '39,31', '39,32', '39,33', '39,34', '39,35', '39,36', '39,37', '39,38', '39,39', '39,40', '40,0', '40,1', '40,2', '40,3', '40,4', '40,5', '40,6', '40,7', '40,8', '40,9', '40,10', '40,11', '40,12', '40,13', '40,14', '40,15', '40,16', '40,17', '40,18', '40,19', '40,20', '40,21', '40,22', '40,23', '40,24', '40,25', '40,26', '40,27', '40,28', '40,29', '40,30', '40,31', '40,32', '40,33', '40,34', '40,35', '40,36', '40,37', '40,38', '40,39', '40,40']
 start is in vertices:  True
 end is in vertices:  True

['20,0', '21,0', '21,1', '21,2', '21,3', '21,4', '22,4', '22,5', '22,6', '22,7', '22,8', '23,8', '23,9', '23,10', '24,10', '24,11', '24,12', '24,13', '24,14', '24,15', '24,16', '24,17', '25,17', '26,17', '27,17', '27,18', '28,18', '29,18', '30,18', '31,18', '31,19', '31,20', '31,21', '31,22', '31,23', '31,24', '30,24', '29,24', '28,24', '28,25', '27,25', '27,26', '27,27', '27,28', '27,29', '26,29', '25,29', '24,29', '23,29', '23,30', '22,30', '22,31', '21,31', '21,32', '21,33', '21,34', '21,35', '21,36', '21,37', '21,38', '21,39', '21,40', '20,40']

graph {
 "0,0" -- "0,1" [label=24];
 "0,0" -- "1,0" [label=22];
 "0,1" -- "0,2" [label=22];
 "0,1" -- "1,1" [label=28];
 "1,0" -- "1,1" [label=29];
 "1,0" -- "2,0" [label=21];
 "0,2" -- "0,3" [label=22];
 "0,2" -- "1,2" [label=29];
 "1,1" -- "1,2" [label=23];
 "1,1" -- "2,1" [label=30];
 "0,3" -- "0,4" [label=28];
 "0,3" -- "1,3" [label=28];
 "1,2" -- "1,3" [label=27];
 "1,2" -- "2,2" [label=25];
 "0,4" -- "0,5" [label=27];
 "0,4" -- "1,4" [label=30];
 "1,3" -- "1,4" [label=20];
 "1,3" -- "2,3" [label=28];
 "0,5" -- "0,6" [label=30];
 "0,5" -- "1,5" [label=27];
 "1,4" -- "1,5" [label=26];
 "1,4" -- "2,4" [label=22];
 "0,6" -- "0,7" [label=30];
 "0,6" -- "1,6" [label=25];
 "1,5" -- "1,6" [label=20];
 "1,5" -- "2,5" [label=23];
 "0,7" -- "0,8" [label=24];
 "0,7" -- "1,7" [label=25];
 "1,6" -- "1,7" [label=24];
 "1,6" -- "2,6" [label=25];
 "0,8" -- "0,9" [label=24];
 "0,8" -- "1,8" [label=22];
 "1,7" -- "1,8" [label=29];
 "1,7" -- "2,7" [label=30];
 "0,9" -- "1,9" [label=22];
 "1,8" -- "1,9" [label=20];
 "1,8" -- "2,8" [label=21];
 "0,10" -- "0,9" [label=22];
 "0,10" -- "0,11" [label=25];
 "0,10" -- "1,10" [label=26];
 "1,9" -- "2,9" [label=21];
 "0,11" -- "0,12" [label=21];
 "0,11" -- "1,11" [label=23];
 "1,10" -- "1,9" [label=23];
 "1,10" -- "1,11" [label=20];
 "1,10" -- "2,10" [label=22];
 "0,12" -- "0,13" [label=27];
 "0,12" -- "1,12" [label=23];
 "1,11" -- "1,12" [label=25];
 "1,11" -- "2,11" [label=26];
 "0,13" -- "0,14" [label=25];
 "0,13" -- "1,13" [label=29];
 "1,12" -- "1,13" [label=21];
 "1,12" -- "2,12" [label=27];
 "0,14" -- "0,15" [label=28];
 "0,14" -- "1,14" [label=24];
 "1,13" -- "1,14" [label=28];
 "1,13" -- "2,13" [label=25];
 "0,15" -- "0,16" [label=23];
 "0,15" -- "1,15" [label=22];
 "1,14" -- "1,15" [label=22];
 "1,14" -- "2,14" [label=24];
 "0,16" -- "0,17" [label=22];
 "0,16" -- "1,16" [label=21];
 "1,15" -- "1,16" [label=21];
 "1,15" -- "2,15" [label=21];
 "0,17" -- "0,18" [label=21];
 "0,17" -- "1,17" [label=23];
 "1,16" -- "1,17" [label=24];
 "1,16" -- "2,16" [label=29];
 "0,18" -- "0,19" [label=20];
 "0,18" -- "1,18" [label=30];
 "1,17" -- "1,18" [label=28];
 "1,17" -- "2,17" [label=22];
 "0,19" -- "0,20" [label=30];
 "0,19" -- "1,19" [label=30];
 "1,18" -- "1,19" [label=29];
 "1,18" -- "2,18" [label=26];
 "0,20" -- "0,21" [label=23];
 "0,20" -- "1,20" [label=26];
 "1,19" -- "1,20" [label=28];
 "1,19" -- "2,19" [label=29];
 "0,21" -- "0,22" [label=26];
 "0,21" -- "1,21" [label=27];
 "1,20" -- "1,21" [label=27];
 "1,20" -- "2,20" [label=25];
 "0,22" -- "0,23" [label=23];
 "0,22" -- "1,22" [label=29];
 "1,21" -- "1,22" [label=29];
 "1,21" -- "2,21" [label=24];
 "0,23" -- "0,24" [label=29];
 "0,23" -- "1,23" [label=27];
 "1,22" -- "1,23" [label=22];
 "1,22" -- "2,22" [label=27];
 "0,24" -- "0,25" [label=28];
 "0,24" -- "1,24" [label=30];
 "1,23" -- "1,24" [label=21];
 "1,23" -- "2,23" [label=27];
 "0,25" -- "0,26" [label=29];
 "0,25" -- "1,25" [label=21];
 "1,24" -- "1,25" [label=28];
 "1,24" -- "2,24" [label=27];
 "0,26" -- "0,27" [label=23];
 "0,26" -- "1,26" [label=30];
 "1,25" -- "1,26" [label=26];
 "1,25" -- "2,25" [label=21];
 "0,27" -- "0,28" [label=30];
 "0,27" -- "1,27" [label=23];
 "1,26" -- "1,27" [label=28];
 "1,26" -- "2,26" [label=22];
 "0,28" -- "0,29" [label=29];
 "0,28" -- "1,28" [label=23];
 "1,27" -- "1,28" [label=25];
 "1,27" -- "2,27" [label=28];
 "0,29" -- "0,30" [label=30];
 "0,29" -- "1,29" [label=26];
 "1,28" -- "1,29" [label=29];
 "1,28" -- "2,28" [label=27];
 "0,30" -- "0,31" [label=28];
 "0,30" -- "1,30" [label=21];
 "1,29" -- "1,30" [label=22];
 "1,29" -- "2,29" [label=22];
 "0,31" -- "0,32" [label=29];
 "0,31" -- "1,31" [label=29];
 "1,30" -- "1,31" [label=27];
 "1,30" -- "2,30" [label=25];
 "0,32" -- "0,33" [label=21];
 "0,32" -- "1,32" [label=22];
 "1,31" -- "1,32" [label=30];
 "1,31" -- "2,31" [label=23];
 "0,33" -- "0,34" [label=20];
 "0,33" -- "1,33" [label=26];
 "1,32" -- "1,33" [label=24];
 "1,32" -- "2,32" [label=24];
 "0,34" -- "0,35" [label=26];
 "0,34" -- "1,34" [label=30];
 "1,33" -- "1,34" [label=24];
 "1,33" -- "2,33" [label=24];
 "0,35" -- "0,36" [label=24];
 "0,35" -- "1,35" [label=26];
 "1,34" -- "1,35" [label=27];
 "1,34" -- "2,34" [label=29];
 "0,36" -- "0,37" [label=30];
 "0,36" -- "1,36" [label=23];
 "1,35" -- "1,36" [label=24];
 "1,35" -- "2,35" [label=25];
 "0,37" -- "0,38" [label=23];
 "0,37" -- "1,37" [label=22];
 "1,36" -- "1,37" [label=30];
 "1,36" -- "2,36" [label=29];
 "0,38" -- "0,39" [label=20];
 "0,38" -- "1,38" [label=28];
 "1,37" -- "1,38" [label=24];
 "1,37" -- "2,37" [label=24];
 "0,39" -- "0,40" [label=30];
 "0,39" -- "1,39" [label=26];
 "1,38" -- "1,39" [label=27];
 "1,38" -- "2,38" [label=29];
 "0,40" -- "1,40" [label=25];
 "1,39" -- "1,40" [label=30];
 "1,39" -- "2,39" [label=21];
 "1,40" -- "2,40" [label=24];
 "2,0" -- "2,1" [label=28];
 "2,0" -- "3,0" [label=27];
 "2,1" -- "2,2" [label=23];
 "2,1" -- "3,1" [label=28];
 "2,2" -- "2,3" [label=25];
 "2,2" -- "3,2" [label=24];
 "2,3" -- "2,4" [label=23];
 "2,3" -- "3,3" [label=20];
 "2,4" -- "2,5" [label=23];
 "2,4" -- "3,4" [label=29];
 "2,5" -- "2,6" [label=25];
 "2,5" -- "3,5" [label=29];
 "2,6" -- "2,7" [label=23];
 "2,6" -- "3,6" [label=21];
 "2,7" -- "2,8" [label=23];
 "2,7" -- "3,7" [label=21];
 "2,8" -- "2,9" [label=26];
 "2,8" -- "3,8" [label=23];
 "2,9" -- "3,9" [label=27];
 "2,10" -- "2,9" [label=26];
 "2,10" -- "2,11" [label=27];
 "2,10" -- "3,10" [label=25];
 "2,11" -- "2,12" [label=23];
 "2,11" -- "3,11" [label=30];
 "2,12" -- "2,13" [label=30];
 "2,12" -- "3,12" [label=25];
 "2,13" -- "2,14" [label=21];
 "2,13" -- "3,13" [label=27];
 "2,14" -- "2,15" [label=23];
 "2,14" -- "3,14" [label=20];
 "2,15" -- "2,16" [label=29];
 "2,15" -- "3,15" [label=22];
 "2,16" -- "2,17" [label=28];
 "2,16" -- "3,16" [label=29];
 "2,17" -- "2,18" [label=20];
 "2,17" -- "3,17" [label=22];
 "2,18" -- "2,19" [label=30];
 "2,18" -- "3,18" [label=28];
 "2,19" -- "2,20" [label=27];
 "2,19" -- "3,19" [label=23];
 "2,20" -- "2,21" [label=30];
 "2,20" -- "3,20" [label=27];
 "2,21" -- "2,22" [label=24];
 "2,21" -- "3,21" [label=26];
 "2,22" -- "2,23" [label=24];
 "2,22" -- "3,22" [label=26];
 "2,23" -- "2,24" [label=30];
 "2,23" -- "3,23" [label=20];
 "2,24" -- "2,25" [label=29];
 "2,24" -- "3,24" [label=28];
 "2,25" -- "2,26" [label=22];
 "2,25" -- "3,25" [label=21];
 "2,26" -- "2,27" [label=30];
 "2,26" -- "3,26" [label=22];
 "2,27" -- "2,28" [label=29];
 "2,27" -- "3,27" [label=23];
 "2,28" -- "2,29" [label=27];
 "2,28" -- "3,28" [label=21];
 "2,29" -- "2,30" [label=23];
 "2,29" -- "3,29" [label=28];
 "2,30" -- "2,31" [label=22];
 "2,30" -- "3,30" [label=25];
 "2,31" -- "2,32" [label=22];
 "2,31" -- "3,31" [label=28];
 "2,32" -- "2,33" [label=29];
 "2,32" -- "3,32" [label=29];
 "2,33" -- "2,34" [label=23];
 "2,33" -- "3,33" [label=20];
 "2,34" -- "2,35" [label=26];
 "2,34" -- "3,34" [label=20];
 "2,35" -- "2,36" [label=24];
 "2,35" -- "3,35" [label=22];
 "2,36" -- "2,37" [label=28];
 "2,36" -- "3,36" [label=22];
 "2,37" -- "2,38" [label=23];
 "2,37" -- "3,37" [label=21];
 "2,38" -- "2,39" [label=21];
 "2,38" -- "3,38" [label=23];
 "2,39" -- "2,40" [label=28];
 "2,39" -- "3,39" [label=24];
 "2,40" -- "3,40" [label=28];
 "3,0" -- "3,1" [label=28];
 "3,0" -- "4,0" [label=29];
 "3,1" -- "3,2" [label=22];
 "3,1" -- "4,1" [label=30];
 "3,2" -- "3,3" [label=29];
 "3,2" -- "4,2" [label=30];
 "3,3" -- "3,4" [label=29];
 "3,3" -- "4,3" [label=23];
 "3,4" -- "3,5" [label=24];
 "3,4" -- "4,4" [label=28];
 "3,5" -- "3,6" [label=28];
 "3,5" -- "4,5" [label=24];
 "3,6" -- "3,7" [label=20];
 "3,6" -- "4,6" [label=25];
 "3,7" -- "3,8" [label=21];
 "3,7" -- "4,7" [label=28];
 "3,8" -- "3,9" [label=21];
 "3,8" -- "4,8" [label=26];
 "3,9" -- "4,9" [label=21];
 "3,10" -- "3,9" [label=30];
 "3,10" -- "3,11" [label=29];
 "3,10" -- "4,10" [label=27];
 "3,11" -- "3,12" [label=28];
 "3,11" -- "4,11" [label=20];
 "3,12" -- "3,13" [label=24];
 "3,12" -- "4,12" [label=23];
 "3,13" -- "3,14" [label=26];
 "3,13" -- "4,13" [label=23];
 "3,14" -- "3,15" [label=28];
 "3,14" -- "4,14" [label=20];
 "3,15" -- "3,16" [label=23];
 "3,15" -- "4,15" [label=20];
 "3,16" -- "3,17" [label=28];
 "3,16" -- "4,16" [label=23];
 "3,17" -- "3,18" [label=29];
 "3,17" -- "4,17" [label=29];
 "3,18" -- "3,19" [label=21];
 "3,18" -- "4,18" [label=30];
 "3,19" -- "3,20" [label=29];
 "3,19" -- "4,19" [label=29];
 "3,20" -- "3,21" [label=20];
 "3,20" -- "4,20" [label=22];
 "3,21" -- "3,22" [label=26];
 "3,21" -- "4,21" [label=28];
 "3,22" -- "3,23" [label=21];
 "3,22" -- "4,22" [label=22];
 "3,23" -- "3,24" [label=24];
 "3,23" -- "4,23" [label=24];
 "3,24" -- "3,25" [label=20];
 "3,24" -- "4,24" [label=21];
 "3,25" -- "3,26" [label=20];
 "3,25" -- "4,25" [label=29];
 "3,26" -- "3,27" [label=20];
 "3,26" -- "4,26" [label=25];
 "3,27" -- "3,28" [label=29];
 "3,27" -- "4,27" [label=20];
 "3,28" -- "3,29" [label=30];
 "3,28" -- "4,28" [label=20];
 "3,29" -- "3,30" [label=21];
 "3,29" -- "4,29" [label=30];
 "3,30" -- "3,31" [label=20];
 "3,30" -- "4,30" [label=22];
 "3,31" -- "3,32" [label=27];
 "3,31" -- "4,31" [label=24];
 "3,32" -- "3,33" [label=20];
 "3,32" -- "4,32" [label=30];
 "3,33" -- "3,34" [label=24];
 "3,33" -- "4,33" [label=20];
 "3,34" -- "3,35" [label=27];
 "3,34" -- "4,34" [label=21];
 "3,35" -- "3,36" [label=26];
 "3,35" -- "4,35" [label=25];
 "3,36" -- "3,37" [label=20];
 "3,36" -- "4,36" [label=23];
 "3,37" -- "3,38" [label=23];
 "3,37" -- "4,37" [label=28];
 "3,38" -- "3,39" [label=26];
 "3,38" -- "4,38" [label=28];
 "3,39" -- "3,40" [label=30];
 "3,39" -- "4,39" [label=23];
 "3,40" -- "4,40" [label=23];
 "4,0" -- "4,1" [label=26];
 "4,0" -- "5,0" [label=26];
 "4,1" -- "4,2" [label=26];
 "4,1" -- "5,1" [label=30];
 "4,2" -- "4,3" [label=26];
 "4,2" -- "5,2" [label=25];
 "4,3" -- "4,4" [label=25];
 "4,3" -- "5,3" [label=27];
 "4,4" -- "4,5" [label=27];
 "4,4" -- "5,4" [label=23];
 "4,5" -- "4,6" [label=21];
 "4,5" -- "5,5" [label=27];
 "4,6" -- "4,7" [label=27];
 "4,6" -- "5,6" [label=29];
 "4,7" -- "4,8" [label=29];
 "4,7" -- "5,7" [label=30];
 "4,8" -- "4,9" [label=24];
 "4,8" -- "5,8" [label=26];
 "4,9" -- "5,9" [label=25];
 "4,10" -- "4,9" [label=20];
 "4,10" -- "4,11" [label=26];
 "4,10" -- "5,10" [label=21];
 "4,11" -- "4,12" [label=25];
 "4,11" -- "5,11" [label=26];
 "4,12" -- "4,13" [label=25];
 "4,12" -- "5,12" [label=27];
 "4,13" -- "4,14" [label=20];
 "4,13" -- "5,13" [label=28];
 "4,14" -- "4,15" [label=21];
 "4,14" -- "5,14" [label=26];
 "4,15" -- "4,16" [label=29];
 "4,15" -- "5,15" [label=29];
 "4,16" -- "4,17" [label=28];
 "4,16" -- "5,16" [label=20];
 "4,17" -- "4,18" [label=20];
 "4,17" -- "5,17" [label=29];
 "4,18" -- "4,19" [label=21];
 "4,18" -- "5,18" [label=28];
 "4,19" -- "4,20" [label=29];
 "4,19" -- "5,19" [label=26];
 "4,20" -- "4,21" [label=30];
 "4,20" -- "5,20" [label=25];
 "4,21" -- "4,22" [label=20];
 "4,21" -- "5,21" [label=27];
 "4,22" -- "4,23" [label=23];
 "4,22" -- "5,22" [label=27];
 "4,23" -- "4,24" [label=23];
 "4,23" -- "5,23" [label=24];
 "4,24" -- "4,25" [label=30];
 "4,24" -- "5,24" [label=27];
 "4,25" -- "4,26" [label=29];
 "4,25" -- "5,25" [label=24];
 "4,26" -- "4,27" [label=22];
 "4,26" -- "5,26" [label=25];
 "4,27" -- "4,28" [label=27];
 "4,27" -- "5,27" [label=30];
 "4,28" -- "4,29" [label=23];
 "4,28" -- "5,28" [label=20];
 "4,29" -- "4,30" [label=20];
 "4,29" -- "5,29" [label=26];
 "4,30" -- "4,31" [label=24];
 "4,30" -- "5,30" [label=29];
 "4,31" -- "4,32" [label=24];
 "4,31" -- "5,31" [label=24];
 "4,32" -- "4,33" [label=24];
 "4,32" -- "5,32" [label=28];
 "4,33" -- "4,34" [label=28];
 "4,33" -- "5,33" [label=28];
 "4,34" -- "4,35" [label=22];
 "4,34" -- "5,34" [label=20];
 "4,35" -- "4,36" [label=28];
 "4,35" -- "5,35" [label=30];
 "4,36" -- "4,37" [label=29];
 "4,36" -- "5,36" [label=23];
 "4,37" -- "4,38" [label=30];
 "4,37" -- "5,37" [label=27];
 "4,38" -- "4,39" [label=24];
 "4,38" -- "5,38" [label=22];
 "4,39" -- "4,40" [label=24];
 "4,39" -- "5,39" [label=20];
 "4,40" -- "5,40" [label=28];
 "5,0" -- "5,1" [label=24];
 "5,0" -- "6,0" [label=28];
 "5,1" -- "5,2" [label=30];
 "5,1" -- "6,1" [label=27];
 "5,2" -- "5,3" [label=20];
 "5,2" -- "6,2" [label=29];
 "5,3" -- "5,4" [label=26];
 "5,3" -- "6,3" [label=25];
 "5,4" -- "5,5" [label=25];
 "5,4" -- "6,4" [label=26];
 "5,5" -- "5,6" [label=27];
 "5,5" -- "6,5" [label=27];
 "5,6" -- "5,7" [label=30];
 "5,6" -- "6,6" [label=24];
 "5,7" -- "5,8" [label=29];
 "5,7" -- "6,7" [label=27];
 "5,8" -- "5,9" [label=30];
 "5,8" -- "6,8" [label=29];
 "5,9" -- "6,9" [label=28];
 "5,10" -- "5,9" [label=28];
 "5,10" -- "5,11" [label=28];
 "5,10" -- "6,10" [label=26];
 "5,11" -- "5,12" [label=20];
 "5,11" -- "6,11" [label=29];
 "5,12" -- "5,13" [label=29];
 "5,12" -- "6,12" [label=29];
 "5,13" -- "5,14" [label=22];
 "5,13" -- "6,13" [label=22];
 "5,14" -- "5,15" [label=20];
 "5,14" -- "6,14" [label=26];
 "5,15" -- "5,16" [label=22];
 "5,15" -- "6,15" [label=20];
 "5,16" -- "5,17" [label=26];
 "5,16" -- "6,16" [label=26];
 "5,17" -- "5,18" [label=20];
 "5,17" -- "6,17" [label=22];
 "5,18" -- "5,19" [label=26];
 "5,18" -- "6,18" [label=29];
 "5,19" -- "5,20" [label=20];
 "5,19" -- "6,19" [label=28];
 "5,20" -- "5,21" [label=24];
 "5,20" -- "6,20" [label=21];
 "5,21" -- "5,22" [label=21];
 "5,21" -- "6,21" [label=25];
 "5,22" -- "5,23" [label=26];
 "5,22" -- "6,22" [label=25];
 "5,23" -- "5,24" [label=20];
 "5,23" -- "6,23" [label=25];
 "5,24" -- "5,25" [label=23];
 "5,24" -- "6,24" [label=25];
 "5,25" -- "5,26" [label=20];
 "5,25" -- "6,25" [label=29];
 "5,26" -- "5,27" [label=24];
 "5,26" -- "6,26" [label=20];
 "5,27" -- "5,28" [label=30];
 "5,27" -- "6,27" [label=29];
 "5,28" -- "5,29" [label=25];
 "5,28" -- "6,28" [label=27];
 "5,29" -- "5,30" [label=30];
 "5,29" -- "6,29" [label=20];
 "5,30" -- "5,31" [label=24];
 "5,30" -- "6,30" [label=20];
 "5,31" -- "5,32" [label=25];
 "5,31" -- "6,31" [label=25];
 "5,32" -- "5,33" [label=20];
 "5,32" -- "6,32" [label=25];
 "5,33" -- "5,34" [label=30];
 "5,33" -- "6,33" [label=29];
 "5,34" -- "5,35" [label=20];
 "5,34" -- "6,34" [label=30];
 "5,35" -- "5,36" [label=23];
 "5,35" -- "6,35" [label=24];
 "5,36" -- "5,37" [label=29];
 "5,36" -- "6,36" [label=20];
 "5,37" -- "5,38" [label=24];
 "5,37" -- "6,37" [label=24];
 "5,38" -- "5,39" [label=30];
 "5,38" -- "6,38" [label=29];
 "5,39" -- "5,40" [label=24];
 "5,39" -- "6,39" [label=30];
 "5,40" -- "6,40" [label=23];
 "6,0" -- "6,1" [label=24];
 "6,0" -- "7,0" [label=23];
 "6,1" -- "6,2" [label=26];
 "6,1" -- "7,1" [label=28];
 "6,2" -- "6,3" [label=23];
 "6,2" -- "7,2" [label=21];
 "6,3" -- "6,4" [label=20];
 "6,3" -- "7,3" [label=27];
 "6,4" -- "6,5" [label=30];
 "6,4" -- "7,4" [label=29];
 "6,5" -- "6,6" [label=22];
 "6,5" -- "7,5" [label=28];
 "6,6" -- "6,7" [label=25];
 "6,6" -- "7,6" [label=27];
 "6,7" -- "6,8" [label=22];
 "6,7" -- "7,7" [label=20];
 "6,8" -- "6,9" [label=25];
 "6,8" -- "7,8" [label=22];
 "6,9" -- "7,9" [label=30];
 "6,10" -- "6,9" [label=29];
 "6,10" -- "6,11" [label=28];
 "6,10" -- "7,10" [label=21];
 "6,11" -- "6,12" [label=25];
 "6,11" -- "7,11" [label=24];
 "6,12" -- "6,13" [label=20];
 "6,12" -- "7,12" [label=22];
 "6,13" -- "6,14" [label=28];
 "6,13" -- "7,13" [label=30];
 "6,14" -- "6,15" [label=23];
 "6,14" -- "7,14" [label=27];
 "6,15" -- "6,16" [label=30];
 "6,15" -- "7,15" [label=21];
 "6,16" -- "6,17" [label=25];
 "6,16" -- "7,16" [label=30];
 "6,17" -- "6,18" [label=28];
 "6,17" -- "7,17" [label=22];
 "6,18" -- "6,19" [label=25];
 "6,18" -- "7,18" [label=20];
 "6,19" -- "6,20" [label=30];
 "6,19" -- "7,19" [label=25];
 "6,20" -- "6,21" [label=27];
 "6,20" -- "7,20" [label=25];
 "6,21" -- "6,22" [label=29];
 "6,21" -- "7,21" [label=24];
 "6,22" -- "6,23" [label=21];
 "6,22" -- "7,22" [label=20];
 "6,23" -- "6,24" [label=22];
 "6,23" -- "7,23" [label=28];
 "6,24" -- "6,25" [label=29];
 "6,24" -- "7,24" [label=21];
 "6,25" -- "6,26" [label=24];
 "6,25" -- "7,25" [label=25];
 "6,26" -- "6,27" [label=23];
 "6,26" -- "7,26" [label=28];
 "6,27" -- "6,28" [label=30];
 "6,27" -- "7,27" [label=30];
 "6,28" -- "6,29" [label=25];
 "6,28" -- "7,28" [label=26];
 "6,29" -- "6,30" [label=26];
 "6,29" -- "7,29" [label=27];
 "6,30" -- "6,31" [label=26];
 "6,30" -- "7,30" [label=25];
 "6,31" -- "6,32" [label=24];
 "6,31" -- "7,31" [label=21];
 "6,32" -- "6,33" [label=25];
 "6,32" -- "7,32" [label=29];
 "6,33" -- "6,34" [label=29];
 "6,33" -- "7,33" [label=28];
 "6,34" -- "6,35" [label=29];
 "6,34" -- "7,34" [label=25];
 "6,35" -- "6,36" [label=23];
 "6,35" -- "7,35" [label=24];
 "6,36" -- "6,37" [label=26];
 "6,36" -- "7,36" [label=23];
 "6,37" -- "6,38" [label=20];
 "6,37" -- "7,37" [label=25];
 "6,38" -- "6,39" [label=24];
 "6,38" -- "7,38" [label=29];
 "6,39" -- "6,40" [label=22];
 "6,39" -- "7,39" [label=26];
 "6,40" -- "7,40" [label=21];
 "7,0" -- "7,1" [label=30];
 "7,0" -- "8,0" [label=30];
 "7,1" -- "7,2" [label=20];
 "7,1" -- "8,1" [label=28];
 "7,2" -- "7,3" [label=27];
 "7,2" -- "8,2" [label=20];
 "7,3" -- "7,4" [label=27];
 "7,3" -- "8,3" [label=30];
 "7,4" -- "7,5" [label=20];
 "7,4" -- "8,4" [label=29];
 "7,5" -- "7,6" [label=28];
 "7,5" -- "8,5" [label=25];
 "7,6" -- "7,7" [label=24];
 "7,6" -- "8,6" [label=26];
 "7,7" -- "7,8" [label=28];
 "7,7" -- "8,7" [label=23];
 "7,8" -- "7,9" [label=29];
 "7,8" -- "8,8" [label=25];
 "7,9" -- "8,9" [label=30];
 "7,10" -- "7,9" [label=30];
 "7,10" -- "7,11" [label=27];
 "7,10" -- "8,10" [label=22];
 "7,11" -- "7,12" [label=22];
 "7,11" -- "8,11" [label=29];
 "7,12" -- "7,13" [label=20];
 "7,12" -- "8,12" [label=27];
 "7,13" -- "7,14" [label=25];
 "7,13" -- "8,13" [label=30];
 "7,14" -- "7,15" [label=25];
 "7,14" -- "8,14" [label=22];
 "7,15" -- "7,16" [label=25];
 "7,15" -- "8,15" [label=30];
 "7,16" -- "7,17" [label=25];
 "7,16" -- "8,16" [label=25];
 "7,17" -- "7,18" [label=20];
 "7,17" -- "8,17" [label=30];
 "7,18" -- "7,19" [label=26];
 "7,18" -- "8,18" [label=29];
 "7,19" -- "7,20" [label=22];
 "7,19" -- "8,19" [label=26];
 "7,20" -- "7,21" [label=23];
 "7,20" -- "8,20" [label=24];
 "7,21" -- "7,22" [label=24];
 "7,21" -- "8,21" [label=27];
 "7,22" -- "7,23" [label=26];
 "7,22" -- "8,22" [label=30];
 "7,23" -- "7,24" [label=21];
 "7,23" -- "8,23" [label=22];
 "7,24" -- "7,25" [label=21];
 "7,24" -- "8,24" [label=25];
 "7,25" -- "7,26" [label=25];
 "7,25" -- "8,25" [label=29];
 "7,26" -- "7,27" [label=24];
 "7,26" -- "8,26" [label=21];
 "7,27" -- "7,28" [label=20];
 "7,27" -- "8,27" [label=21];
 "7,28" -- "7,29" [label=20];
 "7,28" -- "8,28" [label=27];
 "7,29" -- "7,30" [label=26];
 "7,29" -- "8,29" [label=23];
 "7,30" -- "7,31" [label=20];
 "7,30" -- "8,30" [label=25];
 "7,31" -- "7,32" [label=30];
 "7,31" -- "8,31" [label=30];
 "7,32" -- "7,33" [label=26];
 "7,32" -- "8,32" [label=21];
 "7,33" -- "7,34" [label=24];
 "7,33" -- "8,33" [label=27];
 "7,34" -- "7,35" [label=22];
 "7,34" -- "8,34" [label=27];
 "7,35" -- "7,36" [label=21];
 "7,35" -- "8,35" [label=28];
 "7,36" -- "7,37" [label=25];
 "7,36" -- "8,36" [label=21];
 "7,37" -- "7,38" [label=27];
 "7,37" -- "8,37" [label=22];
 "7,38" -- "7,39" [label=22];
 "7,38" -- "8,38" [label=27];
 "7,39" -- "7,40" [label=23];
 "7,39" -- "8,39" [label=22];
 "7,40" -- "8,40" [label=30];
 "8,0" -- "8,1" [label=28];
 "8,0" -- "9,0" [label=21];
 "8,1" -- "8,2" [label=21];
 "8,1" -- "9,1" [label=27];
 "8,2" -- "8,3" [label=29];
 "8,2" -- "9,2" [label=20];
 "8,3" -- "8,4" [label=29];
 "8,3" -- "9,3" [label=29];
 "8,4" -- "8,5" [label=24];
 "8,4" -- "9,4" [label=26];
 "8,5" -- "8,6" [label=20];
 "8,5" -- "9,5" [label=20];
 "8,6" -- "8,7" [label=29];
 "8,6" -- "9,6" [label=28];
 "8,7" -- "8,8" [label=29];
 "8,7" -- "9,7" [label=29];
 "8,8" -- "8,9" [label=23];
 "8,8" -- "9,8" [label=27];
 "8,9" -- "9,9" [label=29];
 "8,10" -- "8,9" [label=21];
 "8,10" -- "8,11" [label=22];
 "8,10" -- "9,10" [label=28];
 "8,11" -- "8,12" [label=22];
 "8,11" -- "9,11" [label=29];
 "8,12" -- "8,13" [label=27];
 "8,12" -- "9,12" [label=28];
 "8,13" -- "8,14" [label=24];
 "8,13" -- "9,13" [label=30];
 "8,14" -- "8,15" [label=30];
 "8,14" -- "9,14" [label=25];
 "8,15" -- "8,16" [label=23];
 "8,15" -- "9,15" [label=23];
 "8,16" -- "8,17" [label=24];
 "8,16" -- "9,16" [label=28];
 "8,17" -- "8,18" [label=24];
 "8,17" -- "9,17" [label=20];
 "8,18" -- "8,19" [label=25];
 "8,18" -- "9,18" [label=26];
 "8,19" -- "8,20" [label=23];
 "8,19" -- "9,19" [label=20];
 "8,20" -- "8,21" [label=25];
 "8,20" -- "9,20" [label=27];
 "8,21" -- "8,22" [label=30];
 "8,21" -- "9,21" [label=20];
 "8,22" -- "8,23" [label=27];
 "8,22" -- "9,22" [label=25];
 "8,23" -- "8,24" [label=24];
 "8,23" -- "9,23" [label=22];
 "8,24" -- "8,25" [label=22];
 "8,24" -- "9,24" [label=23];
 "8,25" -- "8,26" [label=24];
 "8,25" -- "9,25" [label=23];
 "8,26" -- "8,27" [label=25];
 "8,26" -- "9,26" [label=21];
 "8,27" -- "8,28" [label=28];
 "8,27" -- "9,27" [label=24];
 "8,28" -- "8,29" [label=28];
 "8,28" -- "9,28" [label=26];
 "8,29" -- "8,30" [label=21];
 "8,29" -- "9,29" [label=30];
 "8,30" -- "8,31" [label=25];
 "8,30" -- "9,30" [label=21];
 "8,31" -- "8,32" [label=22];
 "8,31" -- "9,31" [label=21];
 "8,32" -- "8,33" [label=29];
 "8,32" -- "9,32" [label=29];
 "8,33" -- "8,34" [label=28];
 "8,33" -- "9,33" [label=20];
 "8,34" -- "8,35" [label=23];
 "8,34" -- "9,34" [label=25];
 "8,35" -- "8,36" [label=26];
 "8,35" -- "9,35" [label=27];
 "8,36" -- "8,37" [label=30];
 "8,36" -- "9,36" [label=29];
 "8,37" -- "8,38" [label=25];
 "8,37" -- "9,37" [label=28];
 "8,38" -- "8,39" [label=28];
 "8,38" -- "9,38" [label=20];
 "8,39" -- "8,40" [label=28];
 "8,39" -- "9,39" [label=23];
 "8,40" -- "9,40" [label=23];
 "9,0" -- "9,1" [label=24];
 "9,1" -- "9,2" [label=25];
 "9,2" -- "9,3" [label=27];
 "9,3" -- "9,4" [label=30];
 "9,4" -- "9,5" [label=24];
 "9,5" -- "9,6" [label=21];
 "9,6" -- "9,7" [label=29];
 "9,7" -- "9,8" [label=22];
 "9,8" -- "9,9" [label=23];
 "9,10" -- "9,9" [label=20];
 "9,10" -- "9,11" [label=23];
 "9,11" -- "9,12" [label=30];
 "9,12" -- "9,13" [label=25];
 "9,13" -- "9,14" [label=27];
 "9,14" -- "9,15" [label=29];
 "9,15" -- "9,16" [label=26];
 "9,16" -- "9,17" [label=23];
 "9,17" -- "9,18" [label=22];
 "9,18" -- "9,19" [label=26];
 "9,19" -- "9,20" [label=22];
 "9,20" -- "9,21" [label=21];
 "9,21" -- "9,22" [label=21];
 "9,22" -- "9,23" [label=25];
 "9,23" -- "9,24" [label=28];
 "9,24" -- "9,25" [label=28];
 "9,25" -- "9,26" [label=26];
 "9,26" -- "9,27" [label=20];
 "9,27" -- "9,28" [label=21];
 "9,28" -- "9,29" [label=22];
 "9,29" -- "9,30" [label=21];
 "9,30" -- "9,31" [label=20];
 "9,31" -- "9,32" [label=30];
 "9,32" -- "9,33" [label=22];
 "9,33" -- "9,34" [label=21];
 "9,34" -- "9,35" [label=24];
 "9,35" -- "9,36" [label=21];
 "9,36" -- "9,37" [label=23];
 "9,37" -- "9,38" [label=28];
 "9,38" -- "9,39" [label=29];
 "9,39" -- "9,40" [label=24];
 "10,0" -- "9,0" [label=26];
 "10,0" -- "10,1" [label=29];
 "10,0" -- "11,0" [label=20];
 "10,1" -- "9,1" [label=26];
 "10,1" -- "10,2" [label=24];
 "10,1" -- "11,1" [label=26];
 "10,2" -- "9,2" [label=25];
 "10,2" -- "10,3" [label=25];
 "10,2" -- "11,2" [label=21];
 "10,3" -- "9,3" [label=24];
 "10,3" -- "10,4" [label=30];
 "10,3" -- "11,3" [label=22];
 "10,4" -- "9,4" [label=22];
 "10,4" -- "10,5" [label=28];
 "10,4" -- "11,4" [label=26];
 "10,5" -- "9,5" [label=26];
 "10,5" -- "10,6" [label=26];
 "10,5" -- "11,5" [label=29];
 "10,6" -- "9,6" [label=22];
 "10,6" -- "10,7" [label=27];
 "10,6" -- "11,6" [label=28];
 "10,7" -- "9,7" [label=26];
 "10,7" -- "10,8" [label=24];
 "10,7" -- "11,7" [label=25];
 "10,8" -- "9,8" [label=28];
 "10,8" -- "10,9" [label=29];
 "10,8" -- "11,8" [label=21];
 "10,9" -- "9,9" [label=23];
 "10,9" -- "11,9" [label=25];
 "10,10" -- "9,10" [label=20];
 "10,10" -- "10,9" [label=28];
 "10,10" -- "10,11" [label=23];
 "10,10" -- "11,10" [label=28];
 "10,11" -- "9,11" [label=25];
 "10,11" -- "10,12" [label=29];
 "10,11" -- "11,11" [label=30];
 "10,12" -- "9,12" [label=26];
 "10,12" -- "10,13" [label=24];
 "10,12" -- "11,12" [label=27];
 "10,13" -- "9,13" [label=26];
 "10,13" -- "10,14" [label=30];
 "10,13" -- "11,13" [label=21];
 "10,14" -- "9,14" [label=27];
 "10,14" -- "10,15" [label=20];
 "10,14" -- "11,14" [label=29];
 "10,15" -- "9,15" [label=23];
 "10,15" -- "10,16" [label=23];
 "10,15" -- "11,15" [label=28];
 "10,16" -- "9,16" [label=30];
 "10,16" -- "10,17" [label=27];
 "10,16" -- "11,16" [label=28];
 "10,17" -- "9,17" [label=29];
 "10,17" -- "10,18" [label=20];
 "10,17" -- "11,17" [label=22];
 "10,18" -- "9,18" [label=26];
 "10,18" -- "11,18" [label=24];
 "10,22" -- "9,22" [label=24];
 "10,22" -- "10,23" [label=20];
 "10,22" -- "11,22" [label=26];
 "10,23" -- "9,23" [label=28];
 "10,23" -- "10,24" [label=29];
 "10,23" -- "11,23" [label=24];
 "10,24" -- "9,24" [label=27];
 "10,24" -- "10,25" [label=30];
 "10,24" -- "11,24" [label=23];
 "10,25" -- "9,25" [label=29];
 "10,25" -- "10,26" [label=22];
 "10,25" -- "11,25" [label=29];
 "10,26" -- "9,26" [label=29];
 "10,26" -- "10,27" [label=29];
 "10,26" -- "11,26" [label=20];
 "10,27" -- "9,27" [label=25];
 "10,27" -- "10,28" [label=29];
 "10,27" -- "11,27" [label=20];
 "10,28" -- "9,28" [label=28];
 "10,28" -- "10,29" [label=20];
 "10,28" -- "11,28" [label=25];
 "10,29" -- "9,29" [label=22];
 "10,29" -- "10,30" [label=29];
 "10,29" -- "11,29" [label=22];
 "10,30" -- "9,30" [label=28];
 "10,30" -- "10,31" [label=22];
 "10,30" -- "11,30" [label=23];
 "10,31" -- "9,31" [label=24];
 "10,31" -- "10,32" [label=30];
 "10,31" -- "11,31" [label=28];
 "10,32" -- "9,32" [label=24];
 "10,32" -- "10,33" [label=23];
 "10,32" -- "11,32" [label=23];
 "10,33" -- "9,33" [label=20];
 "10,33" -- "10,34" [label=28];
 "10,33" -- "11,33" [label=20];
 "10,34" -- "9,34" [label=28];
 "10,34" -- "10,35" [label=28];
 "10,34" -- "11,34" [label=28];
 "10,35" -- "9,35" [label=28];
 "10,35" -- "10,36" [label=21];
 "10,35" -- "11,35" [label=30];
 "10,36" -- "9,36" [label=29];
 "10,36" -- "10,37" [label=29];
 "10,36" -- "11,36" [label=22];
 "10,37" -- "9,37" [label=27];
 "10,37" -- "10,38" [label=21];
 "10,37" -- "11,37" [label=22];
 "10,38" -- "9,38" [label=28];
 "10,38" -- "10,39" [label=21];
 "10,38" -- "11,38" [label=29];
 "10,39" -- "9,39" [label=27];
 "10,39" -- "10,40" [label=25];
 "10,39" -- "11,39" [label=28];
 "10,40" -- "9,40" [label=23];
 "10,40" -- "11,40" [label=22];
 "11,0" -- "11,1" [label=27];
 "11,0" -- "12,0" [label=29];
 "11,1" -- "11,2" [label=24];
 "11,1" -- "12,1" [label=27];
 "11,2" -- "11,3" [label=20];
 "11,2" -- "12,2" [label=23];
 "11,3" -- "11,4" [label=23];
 "11,3" -- "12,3" [label=25];
 "11,4" -- "11,5" [label=20];
 "11,4" -- "12,4" [label=20];
 "11,5" -- "11,6" [label=20];
 "11,5" -- "12,5" [label=21];
 "11,6" -- "11,7" [label=20];
 "11,6" -- "12,6" [label=30];
 "11,7" -- "11,8" [label=29];
 "11,7" -- "12,7" [label=22];
 "11,8" -- "11,9" [label=26];
 "11,8" -- "12,8" [label=28];
 "11,9" -- "12,9" [label=29];
 "11,10" -- "11,9" [label=30];
 "11,10" -- "11,11" [label=24];
 "11,10" -- "12,10" [label=27];
 "11,11" -- "11,12" [label=21];
 "11,11" -- "12,11" [label=20];
 "11,12" -- "11,13" [label=22];
 "11,12" -- "12,12" [label=27];
 "11,13" -- "11,14" [label=23];
 "11,13" -- "12,13" [label=24];
 "11,14" -- "11,15" [label=27];
 "11,14" -- "12,14" [label=28];
 "11,15" -- "11,16" [label=26];
 "11,15" -- "12,15" [label=25];
 "11,16" -- "11,17" [label=25];
 "11,16" -- "12,16" [label=22];
 "11,17" -- "11,18" [label=29];
 "11,17" -- "12,17" [label=20];
 "11,18" -- "12,18" [label=20];
 "11,22" -- "11,23" [label=21];
 "11,22" -- "12,22" [label=21];
 "11,23" -- "11,24" [label=26];
 "11,23" -- "12,23" [label=21];
 "11,24" -- "11,25" [label=30];
 "11,24" -- "12,24" [label=25];
 "11,25" -- "11,26" [label=29];
 "11,25" -- "12,25" [label=28];
 "11,26" -- "11,27" [label=29];
 "11,26" -- "12,26" [label=30];
 "11,27" -- "11,28" [label=26];
 "11,27" -- "12,27" [label=21];
 "11,28" -- "11,29" [label=21];
 "11,28" -- "12,28" [label=29];
 "11,29" -- "11,30" [label=23];
 "11,29" -- "12,29" [label=29];
 "11,30" -- "11,31" [label=24];
 "11,30" -- "12,30" [label=26];
 "11,31" -- "11,32" [label=23];
 "11,31" -- "12,31" [label=22];
 "11,32" -- "11,33" [label=28];
 "11,32" -- "12,32" [label=27];
 "11,33" -- "11,34" [label=28];
 "11,33" -- "12,33" [label=28];
 "11,34" -- "11,35" [label=30];
 "11,34" -- "12,34" [label=21];
 "11,35" -- "11,36" [label=24];
 "11,35" -- "12,35" [label=23];
 "11,36" -- "11,37" [label=20];
 "11,36" -- "12,36" [label=26];
 "11,37" -- "11,38" [label=29];
 "11,37" -- "12,37" [label=27];
 "11,38" -- "11,39" [label=30];
 "11,38" -- "12,38" [label=29];
 "11,39" -- "11,40" [label=29];
 "11,39" -- "12,39" [label=24];
 "11,40" -- "12,40" [label=27];
 "12,0" -- "12,1" [label=24];
 "12,0" -- "13,0" [label=22];
 "12,1" -- "12,2" [label=26];
 "12,1" -- "13,1" [label=24];
 "12,2" -- "12,3" [label=21];
 "12,2" -- "13,2" [label=30];
 "12,3" -- "12,4" [label=24];
 "12,3" -- "13,3" [label=28];
 "12,4" -- "12,5" [label=27];
 "12,4" -- "13,4" [label=26];
 "12,5" -- "12,6" [label=26];
 "12,5" -- "13,5" [label=22];
 "12,6" -- "12,7" [label=27];
 "12,6" -- "13,6" [label=24];
 "12,7" -- "12,8" [label=23];
 "12,7" -- "13,7" [label=26];
 "12,8" -- "12,9" [label=23];
 "12,8" -- "13,8" [label=20];
 "12,9" -- "13,9" [label=28];
 "12,10" -- "12,9" [label=28];
 "12,10" -- "12,11" [label=26];
 "12,10" -- "13,10" [label=24];
 "12,11" -- "12,12" [label=29];
 "12,11" -- "13,11" [label=22];
 "12,12" -- "12,13" [label=29];
 "12,12" -- "13,12" [label=22];
 "12,13" -- "12,14" [label=26];
 "12,13" -- "13,13" [label=22];
 "12,14" -- "12,15" [label=21];
 "12,14" -- "13,14" [label=29];
 "12,15" -- "12,16" [label=24];
 "12,15" -- "13,15" [label=28];
 "12,16" -- "12,17" [label=22];
 "12,16" -- "13,16" [label=28];
 "12,17" -- "12,18" [label=27];
 "12,17" -- "13,17" [label=21];
 "12,18" -- "13,18" [label=21];
 "12,22" -- "12,23" [label=30];
 "12,22" -- "13,22" [label=29];
 "12,23" -- "12,24" [label=25];
 "12,23" -- "13,23" [label=29];
 "12,24" -- "12,25" [label=28];
 "12,24" -- "13,24" [label=26];
 "12,25" -- "12,26" [label=20];
 "12,25" -- "13,25" [label=21];
 "12,26" -- "12,27" [label=27];
 "12,26" -- "13,26" [label=29];
 "12,27" -- "12,28" [label=25];
 "12,27" -- "13,27" [label=25];
 "12,28" -- "12,29" [label=30];
 "12,28" -- "13,28" [label=24];
 "12,29" -- "12,30" [label=25];
 "12,29" -- "13,29" [label=27];
 "12,30" -- "12,31" [label=25];
 "12,30" -- "13,30" [label=28];
 "12,31" -- "12,32" [label=23];
 "12,31" -- "13,31" [label=25];
 "12,32" -- "12,33" [label=24];
 "12,32" -- "13,32" [label=22];
 "12,33" -- "12,34" [label=21];
 "12,33" -- "13,33" [label=29];
 "12,34" -- "12,35" [label=20];
 "12,34" -- "13,34" [label=21];
 "12,35" -- "12,36" [label=30];
 "12,35" -- "13,35" [label=29];
 "12,36" -- "12,37" [label=29];
 "12,36" -- "13,36" [label=24];
 "12,37" -- "12,38" [label=21];
 "12,37" -- "13,37" [label=24];
 "12,38" -- "12,39" [label=23];
 "12,38" -- "13,38" [label=30];
 "12,39" -- "12,40" [label=22];
 "12,39" -- "13,39" [label=23];
 "12,40" -- "13,40" [label=22];
 "13,0" -- "13,1" [label=26];
 "13,0" -- "14,0" [label=23];
 "13,1" -- "13,2" [label=27];
 "13,1" -- "14,1" [label=29];
 "13,2" -- "13,3" [label=25];
 "13,2" -- "14,2" [label=24];
 "13,3" -- "13,4" [label=20];
 "13,3" -- "14,3" [label=30];
 "13,4" -- "13,5" [label=30];
 "13,4" -- "14,4" [label=24];
 "13,5" -- "13,6" [label=30];
 "13,5" -- "14,5" [label=27];
 "13,6" -- "13,7" [label=25];
 "13,6" -- "14,6" [label=23];
 "13,7" -- "13,8" [label=25];
 "13,7" -- "14,7" [label=25];
 "13,8" -- "13,9" [label=21];
 "13,8" -- "14,8" [label=22];
 "13,9" -- "14,9" [label=28];
 "13,10" -- "13,9" [label=20];
 "13,10" -- "13,11" [label=22];
 "13,10" -- "14,10" [label=23];
 "13,11" -- "13,12" [label=24];
 "13,11" -- "14,11" [label=29];
 "13,12" -- "13,13" [label=25];
 "13,12" -- "14,12" [label=20];
 "13,13" -- "13,14" [label=30];
 "13,13" -- "14,13" [label=23];
 "13,14" -- "13,15" [label=30];
 "13,14" -- "14,14" [label=28];
 "13,15" -- "13,16" [label=27];
 "13,15" -- "14,15" [label=28];
 "13,16" -- "13,17" [label=28];
 "13,16" -- "14,16" [label=28];
 "13,17" -- "13,18" [label=29];
 "13,17" -- "14,17" [label=30];
 "13,18" -- "14,18" [label=30];
 "13,22" -- "13,23" [label=30];
 "13,22" -- "14,22" [label=30];
 "13,23" -- "13,24" [label=26];
 "13,23" -- "14,23" [label=29];
 "13,24" -- "13,25" [label=29];
 "13,24" -- "14,24" [label=28];
 "13,25" -- "13,26" [label=22];
 "13,25" -- "14,25" [label=20];
 "13,26" -- "13,27" [label=27];
 "13,26" -- "14,26" [label=22];
 "13,27" -- "13,28" [label=27];
 "13,27" -- "14,27" [label=22];
 "13,28" -- "13,29" [label=27];
 "13,28" -- "14,28" [label=26];
 "13,29" -- "13,30" [label=22];
 "13,29" -- "14,29" [label=28];
 "13,30" -- "13,31" [label=26];
 "13,30" -- "14,30" [label=28];
 "13,31" -- "13,32" [label=28];
 "13,31" -- "14,31" [label=20];
 "13,32" -- "13,33" [label=25];
 "13,32" -- "14,32" [label=27];
 "13,33" -- "13,34" [label=29];
 "13,33" -- "14,33" [label=30];
 "13,34" -- "13,35" [label=30];
 "13,34" -- "14,34" [label=24];
 "13,35" -- "13,36" [label=30];
 "13,35" -- "14,35" [label=22];
 "13,36" -- "13,37" [label=30];
 "13,36" -- "14,36" [label=27];
 "13,37" -- "13,38" [label=28];
 "13,37" -- "14,37" [label=24];
 "13,38" -- "13,39" [label=22];
 "13,38" -- "14,38" [label=29];
 "13,39" -- "13,40" [label=22];
 "13,39" -- "14,39" [label=26];
 "13,40" -- "14,40" [label=24];
 "14,0" -- "14,1" [label=23];
 "14,0" -- "15,0" [label=29];
 "14,1" -- "14,2" [label=21];
 "14,1" -- "15,1" [label=25];
 "14,2" -- "14,3" [label=25];
 "14,2" -- "15,2" [label=22];
 "14,3" -- "14,4" [label=20];
 "14,3" -- "15,3" [label=27];
 "14,4" -- "14,5" [label=27];
 "14,4" -- "15,4" [label=30];
 "14,5" -- "14,6" [label=30];
 "14,5" -- "15,5" [label=23];
 "14,6" -- "14,7" [label=29];
 "14,6" -- "15,6" [label=24];
 "14,7" -- "14,8" [label=24];
 "14,7" -- "15,7" [label=21];
 "14,8" -- "14,9" [label=22];
 "14,8" -- "15,8" [label=21];
 "14,9" -- "15,9" [label=21];
 "14,10" -- "14,9" [label=28];
 "14,10" -- "14,11" [label=24];
 "14,10" -- "15,10" [label=20];
 "14,11" -- "14,12" [label=28];
 "14,11" -- "15,11" [label=30];
 "14,12" -- "14,13" [label=23];
 "14,12" -- "15,12" [label=26];
 "14,13" -- "14,14" [label=23];
 "14,13" -- "15,13" [label=28];
 "14,14" -- "14,15" [label=29];
 "14,14" -- "15,14" [label=24];
 "14,15" -- "14,16" [label=23];
 "14,15" -- "15,15" [label=30];
 "14,16" -- "14,17" [label=27];
 "14,16" -- "15,16" [label=27];
 "14,17" -- "14,18" [label=29];
 "14,17" -- "15,17" [label=30];
 "14,18" -- "15,18" [label=30];
 "14,22" -- "14,23" [label=24];
 "14,22" -- "15,22" [label=21];
 "14,23" -- "14,24" [label=20];
 "14,23" -- "15,23" [label=27];
 "14,24" -- "14,25" [label=22];
 "14,24" -- "15,24" [label=26];
 "14,25" -- "14,26" [label=28];
 "14,25" -- "15,25" [label=24];
 "14,26" -- "14,27" [label=21];
 "14,26" -- "15,26" [label=24];
 "14,27" -- "14,28" [label=28];
 "14,27" -- "15,27" [label=21];
 "14,28" -- "14,29" [label=25];
 "14,28" -- "15,28" [label=22];
 "14,29" -- "14,30" [label=25];
 "14,29" -- "15,29" [label=24];
 "14,30" -- "14,31" [label=29];
 "14,30" -- "15,30" [label=28];
 "14,31" -- "14,32" [label=25];
 "14,31" -- "15,31" [label=27];
 "14,32" -- "14,33" [label=26];
 "14,32" -- "15,32" [label=29];
 "14,33" -- "14,34" [label=29];
 "14,33" -- "15,33" [label=20];
 "14,34" -- "14,35" [label=30];
 "14,34" -- "15,34" [label=30];
 "14,35" -- "14,36" [label=25];
 "14,35" -- "15,35" [label=23];
 "14,36" -- "14,37" [label=30];
 "14,36" -- "15,36" [label=23];
 "14,37" -- "14,38" [label=26];
 "14,37" -- "15,37" [label=28];
 "14,38" -- "14,39" [label=23];
 "14,38" -- "15,38" [label=28];
 "14,39" -- "14,40" [label=25];
 "14,39" -- "15,39" [label=21];
 "14,40" -- "15,40" [label=23];
 "15,0" -- "15,1" [label=29];
 "15,0" -- "16,0" [label=20];
 "15,1" -- "15,2" [label=25];
 "15,1" -- "16,1" [label=26];
 "15,2" -- "15,3" [label=23];
 "15,2" -- "16,2" [label=30];
 "15,3" -- "15,4" [label=22];
 "15,3" -- "16,3" [label=28];
 "15,4" -- "15,5" [label=27];
 "15,4" -- "16,4" [label=20];
 "15,5" -- "15,6" [label=25];
 "15,5" -- "16,5" [label=24];
 "15,6" -- "15,7" [label=25];
 "15,6" -- "16,6" [label=20];
 "15,7" -- "15,8" [label=27];
 "15,7" -- "16,7" [label=28];
 "15,8" -- "15,9" [label=20];
 "15,8" -- "16,8" [label=24];
 "15,9" -- "16,9" [label=27];
 "15,10" -- "15,9" [label=29];
 "15,10" -- "15,11" [label=23];
 "15,10" -- "16,10" [label=26];
 "15,11" -- "15,12" [label=21];
 "15,11" -- "16,11" [label=25];
 "15,12" -- "15,13" [label=21];
 "15,12" -- "16,12" [label=27];
 "15,13" -- "15,14" [label=21];
 "15,13" -- "16,13" [label=25];
 "15,14" -- "15,15" [label=27];
 "15,14" -- "16,14" [label=20];
 "15,15" -- "15,16" [label=30];
 "15,15" -- "16,15" [label=30];
 "15,16" -- "15,17" [label=27];
 "15,16" -- "16,16" [label=23];
 "15,17" -- "15,18" [label=25];
 "15,17" -- "16,17" [label=23];
 "15,18" -- "16,18" [label=20];
 "15,22" -- "15,23" [label=27];
 "15,22" -- "16,22" [label=28];
 "15,23" -- "15,24" [label=30];
 "15,23" -- "16,23" [label=29];
 "15,24" -- "15,25" [label=22];
 "15,24" -- "16,24" [label=23];
 "15,25" -- "15,26" [label=21];
 "15,25" -- "16,25" [label=28];
 "15,26" -- "15,27" [label=25];
 "15,26" -- "16,26" [label=30];
 "15,27" -- "15,28" [label=23];
 "15,27" -- "16,27" [label=22];
 "15,28" -- "15,29" [label=30];
 "15,28" -- "16,28" [label=30];
 "15,29" -- "15,30" [label=24];
 "15,29" -- "16,29" [label=27];
 "15,30" -- "15,31" [label=21];
 "15,30" -- "16,30" [label=27];
 "15,31" -- "15,32" [label=24];
 "15,31" -- "16,31" [label=30];
 "15,32" -- "15,33" [label=20];
 "15,32" -- "16,32" [label=23];
 "15,33" -- "15,34" [label=24];
 "15,33" -- "16,33" [label=21];
 "15,34" -- "15,35" [label=29];
 "15,34" -- "16,34" [label=25];
 "15,35" -- "15,36" [label=23];
 "15,35" -- "16,35" [label=21];
 "15,36" -- "15,37" [label=20];
 "15,36" -- "16,36" [label=20];
 "15,37" -- "15,38" [label=22];
 "15,37" -- "16,37" [label=28];
 "15,38" -- "15,39" [label=27];
 "15,38" -- "16,38" [label=22];
 "15,39" -- "15,40" [label=22];
 "15,39" -- "16,39" [label=30];
 "15,40" -- "16,40" [label=24];
 "16,0" -- "16,1" [label=27];
 "16,0" -- "17,0" [label=20];
 "16,1" -- "16,2" [label=27];
 "16,1" -- "17,1" [label=23];
 "16,2" -- "16,3" [label=29];
 "16,2" -- "17,2" [label=30];
 "16,3" -- "16,4" [label=24];
 "16,3" -- "17,3" [label=23];
 "16,4" -- "16,5" [label=20];
 "16,4" -- "17,4" [label=28];
 "16,5" -- "16,6" [label=23];
 "16,5" -- "17,5" [label=28];
 "16,6" -- "16,7" [label=29];
 "16,6" -- "17,6" [label=29];
 "16,7" -- "16,8" [label=27];
 "16,7" -- "17,7" [label=28];
 "16,8" -- "16,9" [label=30];
 "16,8" -- "17,8" [label=21];
 "16,9" -- "17,9" [label=27];
 "16,10" -- "16,9" [label=25];
 "16,10" -- "16,11" [label=24];
 "16,10" -- "17,10" [label=29];
 "16,11" -- "16,12" [label=25];
 "16,11" -- "17,11" [label=23];
 "16,12" -- "16,13" [label=23];
 "16,12" -- "17,12" [label=22];
 "16,13" -- "16,14" [label=26];
 "16,13" -- "17,13" [label=23];
 "16,14" -- "16,15" [label=23];
 "16,14" -- "17,14" [label=28];
 "16,15" -- "16,16" [label=26];
 "16,15" -- "17,15" [label=22];
 "16,16" -- "16,17" [label=25];
 "16,16" -- "17,16" [label=24];
 "16,17" -- "16,18" [label=23];
 "16,17" -- "17,17" [label=21];
 "16,18" -- "17,18" [label=30];
 "16,22" -- "16,23" [label=21];
 "16,22" -- "17,22" [label=25];
 "16,23" -- "16,24" [label=21];
 "16,23" -- "17,23" [label=24];
 "16,24" -- "16,25" [label=23];
 "16,24" -- "17,24" [label=29];
 "16,25" -- "16,26" [label=20];
 "16,25" -- "17,25" [label=23];
 "16,26" -- "16,27" [label=27];
 "16,26" -- "17,26" [label=26];
 "16,27" -- "16,28" [label=20];
 "16,27" -- "17,27" [label=21];
 "16,28" -- "16,29" [label=24];
 "16,28" -- "17,28" [label=25];
 "16,29" -- "16,30" [label=23];
 "16,29" -- "17,29" [label=27];
 "16,30" -- "16,31" [label=30];
 "16,30" -- "17,30" [label=28];
 "16,31" -- "16,32" [label=24];
 "16,31" -- "17,31" [label=29];
 "16,32" -- "16,33" [label=28];
 "16,32" -- "17,32" [label=23];
 "16,33" -- "16,34" [label=27];
 "16,33" -- "17,33" [label=22];
 "16,34" -- "16,35" [label=20];
 "16,34" -- "17,34" [label=30];
 "16,35" -- "16,36" [label=25];
 "16,35" -- "17,35" [label=23];
 "16,36" -- "16,37" [label=21];
 "16,36" -- "17,36" [label=30];
 "16,37" -- "16,38" [label=24];
 "16,37" -- "17,37" [label=27];
 "16,38" -- "16,39" [label=24];
 "16,38" -- "17,38" [label=29];
 "16,39" -- "16,40" [label=22];
 "16,39" -- "17,39" [label=21];
 "16,40" -- "17,40" [label=27];
 "17,0" -- "17,1" [label=23];
 "17,0" -- "18,0" [label=23];
 "17,1" -- "17,2" [label=23];
 "17,1" -- "18,1" [label=23];
 "17,2" -- "17,3" [label=22];
 "17,2" -- "18,2" [label=25];
 "17,3" -- "17,4" [label=27];
 "17,3" -- "18,3" [label=21];
 "17,4" -- "17,5" [label=25];
 "17,4" -- "18,4" [label=24];
 "17,5" -- "17,6" [label=26];
 "17,5" -- "18,5" [label=20];
 "17,6" -- "17,7" [label=23];
 "17,6" -- "18,6" [label=20];
 "17,7" -- "17,8" [label=25];
 "17,7" -- "18,7" [label=24];
 "17,8" -- "17,9" [label=20];
 "17,8" -- "18,8" [label=23];
 "17,9" -- "18,9" [label=20];
 "17,10" -- "17,9" [label=22];
 "17,10" -- "17,11" [label=20];
 "17,10" -- "18,10" [label=22];
 "17,11" -- "17,12" [label=23];
 "17,11" -- "18,11" [label=20];
 "17,12" -- "17,13" [label=25];
 "17,12" -- "18,12" [label=20];
 "17,13" -- "17,14" [label=23];
 "17,13" -- "18,13" [label=25];
 "17,14" -- "17,15" [label=27];
 "17,14" -- "18,14" [label=20];
 "17,15" -- "17,16" [label=26];
 "17,15" -- "18,15" [label=22];
 "17,16" -- "17,17" [label=23];
 "17,16" -- "18,16" [label=25];
 "17,17" -- "17,18" [label=24];
 "17,17" -- "18,17" [label=21];
 "17,18" -- "18,18" [label=24];
 "17,22" -- "17,23" [label=28];
 "17,22" -- "18,22" [label=29];
 "17,23" -- "17,24" [label=28];
 "17,23" -- "18,23" [label=28];
 "17,24" -- "17,25" [label=26];
 "17,24" -- "18,24" [label=30];
 "17,25" -- "17,26" [label=26];
 "17,25" -- "18,25" [label=21];
 "17,26" -- "17,27" [label=29];
 "17,26" -- "18,26" [label=29];
 "17,27" -- "17,28" [label=24];
 "17,27" -- "18,27" [label=24];
 "17,28" -- "17,29" [label=24];
 "17,28" -- "18,28" [label=20];
 "17,29" -- "17,30" [label=23];
 "17,29" -- "18,29" [label=28];
 "17,30" -- "17,31" [label=24];
 "17,30" -- "18,30" [label=27];
 "17,31" -- "17,32" [label=29];
 "17,31" -- "18,31" [label=23];
 "17,32" -- "17,33" [label=24];
 "17,32" -- "18,32" [label=21];
 "17,33" -- "17,34" [label=28];
 "17,33" -- "18,33" [label=28];
 "17,34" -- "17,35" [label=25];
 "17,34" -- "18,34" [label=29];
 "17,35" -- "17,36" [label=29];
 "17,35" -- "18,35" [label=27];
 "17,36" -- "17,37" [label=29];
 "17,36" -- "18,36" [label=24];
 "17,37" -- "17,38" [label=30];
 "17,37" -- "18,37" [label=30];
 "17,38" -- "17,39" [label=23];
 "17,38" -- "18,38" [label=28];
 "17,39" -- "17,40" [label=21];
 "17,39" -- "18,39" [label=25];
 "17,40" -- "18,40" [label=28];
 "18,0" -- "18,1" [label=26];
 "18,0" -- "19,0" [label=30];
 "18,1" -- "18,2" [label=28];
 "18,1" -- "19,1" [label=23];
 "18,2" -- "18,3" [label=24];
 "18,2" -- "19,2" [label=30];
 "18,3" -- "18,4" [label=29];
 "18,3" -- "19,3" [label=20];
 "18,4" -- "18,5" [label=29];
 "18,4" -- "19,4" [label=30];
 "18,5" -- "18,6" [label=24];
 "18,5" -- "19,5" [label=29];
 "18,6" -- "18,7" [label=21];
 "18,6" -- "19,6" [label=23];
 "18,7" -- "18,8" [label=21];
 "18,7" -- "19,7" [label=25];
 "18,8" -- "18,9" [label=20];
 "18,8" -- "19,8" [label=22];
 "18,9" -- "19,9" [label=21];
 "18,10" -- "18,9" [label=26];
 "18,10" -- "18,11" [label=25];
 "18,10" -- "19,10" [label=22];
 "18,11" -- "18,12" [label=21];
 "18,11" -- "19,11" [label=25];
 "18,12" -- "18,13" [label=22];
 "18,12" -- "19,12" [label=25];
 "18,13" -- "18,14" [label=24];
 "18,13" -- "19,13" [label=26];
 "18,14" -- "18,15" [label=20];
 "18,14" -- "19,14" [label=29];
 "18,15" -- "18,16" [label=22];
 "18,15" -- "19,15" [label=22];
 "18,16" -- "18,17" [label=23];
 "18,16" -- "19,16" [label=28];
 "18,17" -- "18,18" [label=24];
 "18,17" -- "19,17" [label=22];
 "18,18" -- "19,18" [label=27];
 "18,22" -- "18,23" [label=24];
 "18,22" -- "19,22" [label=30];
 "18,23" -- "18,24" [label=30];
 "18,23" -- "19,23" [label=24];
 "18,24" -- "18,25" [label=20];
 "18,24" -- "19,24" [label=20];
 "18,25" -- "18,26" [label=22];
 "18,25" -- "19,25" [label=20];
 "18,26" -- "18,27" [label=30];
 "18,26" -- "19,26" [label=21];
 "18,27" -- "18,28" [label=22];
 "18,27" -- "19,27" [label=29];
 "18,28" -- "18,29" [label=30];
 "18,28" -- "19,28" [label=20];
 "18,29" -- "18,30" [label=27];
 "18,29" -- "19,29" [label=23];
 "18,30" -- "18,31" [label=20];
 "18,30" -- "19,30" [label=27];
 "18,31" -- "18,32" [label=29];
 "18,31" -- "19,31" [label=29];
 "18,32" -- "18,33" [label=23];
 "18,32" -- "19,32" [label=29];
 "18,33" -- "18,34" [label=25];
 "18,33" -- "19,33" [label=26];
 "18,34" -- "18,35" [label=23];
 "18,34" -- "19,34" [label=21];
 "18,35" -- "18,36" [label=30];
 "18,35" -- "19,35" [label=21];
 "18,36" -- "18,37" [label=25];
 "18,36" -- "19,36" [label=20];
 "18,37" -- "18,38" [label=21];
 "18,37" -- "19,37" [label=28];
 "18,38" -- "18,39" [label=20];
 "18,38" -- "19,38" [label=24];
 "18,39" -- "18,40" [label=27];
 "18,39" -- "19,39" [label=23];
 "18,40" -- "19,40" [label=20];
 "19,0" -- "19,1" [label=22];
 "19,0" -- "20,0" [label=26];
 "19,1" -- "19,2" [label=21];
 "19,1" -- "20,1" [label=28];
 "19,2" -- "19,3" [label=26];
 "19,2" -- "20,2" [label=27];
 "19,3" -- "19,4" [label=22];
 "19,3" -- "20,3" [label=30];
 "19,4" -- "19,5" [label=28];
 "19,4" -- "20,4" [label=21];
 "19,5" -- "19,6" [label=27];
 "19,5" -- "20,5" [label=26];
 "19,6" -- "19,7" [label=23];
 "19,6" -- "20,6" [label=22];
 "19,7" -- "19,8" [label=28];
 "19,7" -- "20,7" [label=29];
 "19,8" -- "19,9" [label=21];
 "19,8" -- "20,8" [label=21];
 "19,9" -- "20,9" [label=28];
 "19,10" -- "19,9" [label=25];
 "19,10" -- "19,11" [label=28];
 "19,10" -- "20,10" [label=29];
 "19,11" -- "19,12" [label=29];
 "19,11" -- "20,11" [label=30];
 "19,12" -- "19,13" [label=21];
 "19,12" -- "20,12" [label=24];
 "19,13" -- "19,14" [label=20];
 "19,13" -- "20,13" [label=27];
 "19,14" -- "19,15" [label=24];
 "19,14" -- "20,14" [label=23];
 "19,15" -- "19,16" [label=30];
 "19,15" -- "20,15" [label=20];
 "19,16" -- "19,17" [label=25];
 "19,16" -- "20,16" [label=30];
 "19,17" -- "19,18" [label=23];
 "19,17" -- "20,17" [label=24];
 "19,18" -- "20,18" [label=20];
 "19,22" -- "19,23" [label=26];
 "19,22" -- "20,22" [label=29];
 "19,23" -- "19,24" [label=25];
 "19,23" -- "20,23" [label=28];
 "19,24" -- "19,25" [label=25];
 "19,24" -- "20,24" [label=27];
 "19,25" -- "19,26" [label=29];
 "19,25" -- "20,25" [label=25];
 "19,26" -- "19,27" [label=21];
 "19,26" -- "20,26" [label=24];
 "19,27" -- "19,28" [label=23];
 "19,27" -- "20,27" [label=22];
 "19,28" -- "19,29" [label=24];
 "19,28" -- "20,28" [label=21];
 "19,29" -- "19,30" [label=30];
 "19,29" -- "20,29" [label=25];
 "19,30" -- "19,31" [label=24];
 "19,30" -- "20,30" [label=30];
 "19,31" -- "19,32" [label=23];
 "19,31" -- "20,31" [label=23];
 "19,32" -- "19,33" [label=21];
 "19,32" -- "20,32" [label=25];
 "19,33" -- "19,34" [label=20];
 "19,33" -- "20,33" [label=23];
 "19,34" -- "19,35" [label=26];
 "19,34" -- "20,34" [label=25];
 "19,35" -- "19,36" [label=27];
 "19,35" -- "20,35" [label=28];
 "19,36" -- "19,37" [label=24];
 "19,36" -- "20,36" [label=25];
 "19,37" -- "19,38" [label=23];
 "19,37" -- "20,37" [label=26];
 "19,38" -- "19,39" [label=22];
 "19,38" -- "20,38" [label=30];
 "19,39" -- "19,40" [label=21];
 "19,39" -- "20,39" [label=24];
 "19,40" -- "20,40" [label=22];
 "20,0" -- "20,1" [label=25];
 "20,0" -- "21,0" [label=21, penwidth=3];
 "20,1" -- "20,2" [label=24];
 "20,1" -- "21,1" [label=26];
 "20,2" -- "20,3" [label=25];
 "20,2" -- "21,2" [label=25];
 "20,3" -- "20,4" [label=26];
 "20,3" -- "21,3" [label=21];
 "20,4" -- "20,5" [label=28];
 "20,4" -- "21,4" [label=28];
 "20,5" -- "20,6" [label=24];
 "20,5" -- "21,5" [label=23];
 "20,6" -- "20,7" [label=28];
 "20,6" -- "21,6" [label=25];
 "20,7" -- "20,8" [label=29];
 "20,7" -- "21,7" [label=28];
 "20,8" -- "20,9" [label=27];
 "20,8" -- "21,8" [label=25];
 "20,9" -- "21,9" [label=28];
 "20,10" -- "20,9" [label=29];
 "20,10" -- "20,11" [label=26];
 "20,10" -- "21,10" [label=21];
 "20,11" -- "20,12" [label=20];
 "20,11" -- "21,11" [label=21];
 "20,12" -- "20,13" [label=21];
 "20,12" -- "21,12" [label=29];
 "20,13" -- "20,14" [label=25];
 "20,13" -- "21,13" [label=30];
 "20,14" -- "20,15" [label=25];
 "20,14" -- "21,14" [label=24];
 "20,15" -- "20,16" [label=27];
 "20,15" -- "21,15" [label=22];
 "20,16" -- "20,17" [label=20];
 "20,16" -- "21,16" [label=23];
 "20,17" -- "20,18" [label=20];
 "20,17" -- "21,17" [label=22];
 "20,18" -- "21,18" [label=20];
 "20,22" -- "20,23" [label=30];
 "20,22" -- "21,22" [label=23];
 "20,23" -- "20,24" [label=21];
 "20,23" -- "21,23" [label=30];
 "20,24" -- "20,25" [label=29];
 "20,24" -- "21,24" [label=30];
 "20,25" -- "20,26" [label=21];
 "20,25" -- "21,25" [label=28];
 "20,26" -- "20,27" [label=29];
 "20,26" -- "21,26" [label=27];
 "20,27" -- "20,28" [label=27];
 "20,27" -- "21,27" [label=29];
 "20,28" -- "20,29" [label=24];
 "20,28" -- "21,28" [label=29];
 "20,29" -- "20,30" [label=27];
 "20,29" -- "21,29" [label=30];
 "20,30" -- "20,31" [label=30];
 "20,30" -- "21,30" [label=25];
 "20,31" -- "20,32" [label=27];
 "20,31" -- "21,31" [label=25];
 "20,32" -- "20,33" [label=22];
 "20,32" -- "21,32" [label=22];
 "20,33" -- "20,34" [label=29];
 "20,33" -- "21,33" [label=30];
 "20,34" -- "20,35" [label=26];
 "20,34" -- "21,34" [label=27];
 "20,35" -- "20,36" [label=21];
 "20,35" -- "21,35" [label=20];
 "20,36" -- "20,37" [label=21];
 "20,36" -- "21,36" [label=20];
 "20,37" -- "20,38" [label=29];
 "20,37" -- "21,37" [label=27];
 "20,38" -- "20,39" [label=29];
 "20,38" -- "21,38" [label=20];
 "20,39" -- "20,40" [label=30];
 "20,39" -- "21,39" [label=28];
 "20,40" -- "21,40" [label=23, penwidth=3];
 "21,0" -- "21,1" [label=29, penwidth=3];
 "21,0" -- "22,0" [label=30];
 "21,1" -- "21,2" [label=20, penwidth=3];
 "21,1" -- "22,1" [label=24];
 "21,2" -- "21,3" [label=20, penwidth=3];
 "21,2" -- "22,2" [label=20];
 "21,3" -- "21,4" [label=21, penwidth=3];
 "21,3" -- "22,3" [label=23];
 "21,4" -- "21,5" [label=29];
 "21,4" -- "22,4" [label=27, penwidth=3];
 "21,5" -- "21,6" [label=29];
 "21,5" -- "22,5" [label=27];
 "21,6" -- "21,7" [label=20];
 "21,6" -- "22,6" [label=29];
 "21,7" -- "21,8" [label=24];
 "21,7" -- "22,7" [label=29];
 "21,8" -- "21,9" [label=26];
 "21,8" -- "22,8" [label=29];
 "21,9" -- "22,9" [label=26];
 "21,10" -- "21,9" [label=22];
 "21,10" -- "21,11" [label=21];
 "21,10" -- "22,10" [label=23];
 "21,11" -- "21,12" [label=20];
 "21,11" -- "22,11" [label=27];
 "21,12" -- "21,13" [label=20];
 "21,12" -- "22,12" [label=25];
 "21,13" -- "21,14" [label=26];
 "21,13" -- "22,13" [label=25];
 "21,14" -- "21,15" [label=26];
 "21,14" -- "22,14" [label=24];
 "21,15" -- "21,16" [label=29];
 "21,15" -- "22,15" [label=24];
 "21,16" -- "21,17" [label=30];
 "21,16" -- "22,16" [label=21];
 "21,17" -- "21,18" [label=20];
 "21,17" -- "22,17" [label=21];
 "21,18" -- "22,18" [label=20];
 "21,22" -- "21,23" [label=21];
 "21,22" -- "22,22" [label=23];
 "21,23" -- "21,24" [label=28];
 "21,23" -- "22,23" [label=26];
 "21,24" -- "21,25" [label=29];
 "21,24" -- "22,24" [label=26];
 "21,25" -- "21,26" [label=21];
 "21,25" -- "22,25" [label=28];
 "21,26" -- "21,27" [label=21];
 "21,26" -- "22,26" [label=27];
 "21,27" -- "21,28" [label=27];
 "21,27" -- "22,27" [label=29];
 "21,28" -- "21,29" [label=25];
 "21,28" -- "22,28" [label=25];
 "21,29" -- "21,30" [label=20];
 "21,29" -- "22,29" [label=28];
 "21,30" -- "21,31" [label=29];
 "21,30" -- "22,30" [label=20];
 "21,31" -- "21,32" [label=21, penwidth=3];
 "21,31" -- "22,31" [label=20, penwidth=3];
 "21,32" -- "21,33" [label=22, penwidth=3];
 "21,32" -- "22,32" [label=29];
 "21,33" -- "21,34" [label=20, penwidth=3];
 "21,33" -- "22,33" [label=28];
 "21,34" -- "21,35" [label=23, penwidth=3];
 "21,34" -- "22,34" [label=22];
 "21,35" -- "21,36" [label=27, penwidth=3];
 "21,35" -- "22,35" [label=30];
 "21,36" -- "21,37" [label=25, penwidth=3];
 "21,36" -- "22,36" [label=24];
 "21,37" -- "21,38" [label=22, penwidth=3];
 "21,37" -- "22,37" [label=23];
 "21,38" -- "21,39" [label=20, penwidth=3];
 "21,38" -- "22,38" [label=24];
 "21,39" -- "21,40" [label=21, penwidth=3];
 "21,39" -- "22,39" [label=25];
 "21,40" -- "22,40" [label=28];
 "22,0" -- "22,1" [label=29];
 "22,0" -- "23,0" [label=22];
 "22,1" -- "22,2" [label=20];
 "22,1" -- "23,1" [label=26];
 "22,2" -- "22,3" [label=29];
 "22,2" -- "23,2" [label=20];
 "22,3" -- "22,4" [label=28];
 "22,3" -- "23,3" [label=23];
 "22,4" -- "22,5" [label=23, penwidth=3];
 "22,4" -- "23,4" [label=27];
 "22,5" -- "22,6" [label=22, penwidth=3];
 "22,5" -- "23,5" [label=24];
 "22,6" -- "22,7" [label=22, penwidth=3];
 "22,6" -- "23,6" [label=29];
 "22,7" -- "22,8" [label=20, penwidth=3];
 "22,7" -- "23,7" [label=24];
 "22,8" -- "22,9" [label=21];
 "22,8" -- "23,8" [label=20, penwidth=3];
 "22,9" -- "23,9" [label=24];
 "22,10" -- "22,9" [label=28];
 "22,10" -- "22,11" [label=26];
 "22,10" -- "23,10" [label=27];
 "22,11" -- "22,12" [label=25];
 "22,11" -- "23,11" [label=24];
 "22,12" -- "22,13" [label=24];
 "22,12" -- "23,12" [label=20];
 "22,13" -- "22,14" [label=23];
 "22,13" -- "23,13" [label=20];
 "22,14" -- "22,15" [label=27];
 "22,14" -- "23,14" [label=27];
 "22,15" -- "22,16" [label=22];
 "22,15" -- "23,15" [label=23];
 "22,16" -- "22,17" [label=27];
 "22,16" -- "23,16" [label=22];
 "22,17" -- "22,18" [label=21];
 "22,17" -- "23,17" [label=20];
 "22,18" -- "23,18" [label=25];
 "22,22" -- "22,23" [label=22];
 "22,22" -- "23,22" [label=24];
 "22,23" -- "22,24" [label=21];
 "22,23" -- "23,23" [label=27];
 "22,24" -- "22,25" [label=30];
 "22,24" -- "23,24" [label=23];
 "22,25" -- "22,26" [label=28];
 "22,25" -- "23,25" [label=20];
 "22,26" -- "22,27" [label=28];
 "22,26" -- "23,26" [label=21];
 "22,27" -- "22,28" [label=28];
 "22,27" -- "23,27" [label=26];
 "22,28" -- "22,29" [label=29];
 "22,28" -- "23,28" [label=28];
 "22,29" -- "22,30" [label=25];
 "22,29" -- "23,29" [label=30];
 "22,30" -- "22,31" [label=21, penwidth=3];
 "22,30" -- "23,30" [label=23, penwidth=3];
 "22,31" -- "22,32" [label=27];
 "22,31" -- "23,31" [label=23];
 "22,32" -- "22,33" [label=28];
 "22,32" -- "23,32" [label=23];
 "22,33" -- "22,34" [label=26];
 "22,33" -- "23,33" [label=27];
 "22,34" -- "22,35" [label=24];
 "22,34" -- "23,34" [label=25];
 "22,35" -- "22,36" [label=30];
 "22,35" -- "23,35" [label=26];
 "22,36" -- "22,37" [label=30];
 "22,36" -- "23,36" [label=23];
 "22,37" -- "22,38" [label=22];
 "22,37" -- "23,37" [label=26];
 "22,38" -- "22,39" [label=28];
 "22,38" -- "23,38" [label=23];
 "22,39" -- "22,40" [label=24];
 "22,39" -- "23,39" [label=26];
 "22,40" -- "23,40" [label=30];
 "23,0" -- "23,1" [label=20];
 "23,0" -- "24,0" [label=25];
 "23,1" -- "23,2" [label=27];
 "23,1" -- "24,1" [label=27];
 "23,2" -- "23,3" [label=26];
 "23,2" -- "24,2" [label=27];
 "23,3" -- "23,4" [label=29];
 "23,3" -- "24,3" [label=27];
 "23,4" -- "23,5" [label=30];
 "23,4" -- "24,4" [label=24];
 "23,5" -- "23,6" [label=26];
 "23,5" -- "24,5" [label=22];
 "23,6" -- "23,7" [label=26];
 "23,6" -- "24,6" [label=28];
 "23,7" -- "23,8" [label=28];
 "23,7" -- "24,7" [label=26];
 "23,8" -- "23,9" [label=22, penwidth=3];
 "23,8" -- "24,8" [label=20];
 "23,9" -- "24,9" [label=21];
 "23,10" -- "23,9" [label=20, penwidth=3];
 "23,10" -- "23,11" [label=23];
 "23,10" -- "24,10" [label=21, penwidth=3];
 "23,11" -- "23,12" [label=25];
 "23,11" -- "24,11" [label=30];
 "23,12" -- "23,13" [label=30];
 "23,12" -- "24,12" [label=30];
 "23,13" -- "23,14" [label=25];
 "23,13" -- "24,13" [label=24];
 "23,14" -- "23,15" [label=24];
 "23,14" -- "24,14" [label=30];
 "23,15" -- "23,16" [label=28];
 "23,15" -- "24,15" [label=25];
 "23,16" -- "23,17" [label=27];
 "23,16" -- "24,16" [label=29];
 "23,17" -- "23,18" [label=27];
 "23,17" -- "24,17" [label=25];
 "23,18" -- "24,18" [label=26];
 "23,22" -- "23,23" [label=22];
 "23,22" -- "24,22" [label=30];
 "23,23" -- "23,24" [label=26];
 "23,23" -- "24,23" [label=27];
 "23,24" -- "23,25" [label=26];
 "23,24" -- "24,24" [label=23];
 "23,25" -- "23,26" [label=27];
 "23,25" -- "24,25" [label=24];
 "23,26" -- "23,27" [label=22];
 "23,26" -- "24,26" [label=27];
 "23,27" -- "23,28" [label=24];
 "23,27" -- "24,27" [label=24];
 "23,28" -- "23,29" [label=23];
 "23,28" -- "24,28" [label=23];
 "23,29" -- "23,30" [label=25, penwidth=3];
 "23,29" -- "24,29" [label=21, penwidth=3];
 "23,30" -- "23,31" [label=30];
 "23,30" -- "24,30" [label=26];
 "23,31" -- "23,32" [label=29];
 "23,31" -- "24,31" [label=25];
 "23,32" -- "23,33" [label=25];
 "23,32" -- "24,32" [label=20];
 "23,33" -- "23,34" [label=20];
 "23,33" -- "24,33" [label=22];
 "23,34" -- "23,35" [label=20];
 "23,34" -- "24,34" [label=24];
 "23,35" -- "23,36" [label=28];
 "23,35" -- "24,35" [label=23];
 "23,36" -- "23,37" [label=23];
 "23,36" -- "24,36" [label=21];
 "23,37" -- "23,38" [label=23];
 "23,37" -- "24,37" [label=28];
 "23,38" -- "23,39" [label=30];
 "23,38" -- "24,38" [label=22];
 "23,39" -- "23,40" [label=21];
 "23,39" -- "24,39" [label=24];
 "23,40" -- "24,40" [label=24];
 "24,0" -- "24,1" [label=21];
 "24,0" -- "25,0" [label=23];
 "24,1" -- "24,2" [label=28];
 "24,1" -- "25,1" [label=21];
 "24,2" -- "24,3" [label=26];
 "24,2" -- "25,2" [label=28];
 "24,3" -- "24,4" [label=24];
 "24,3" -- "25,3" [label=29];
 "24,4" -- "24,5" [label=29];
 "24,4" -- "25,4" [label=20];
 "24,5" -- "24,6" [label=21];
 "24,5" -- "25,5" [label=30];
 "24,6" -- "24,7" [label=28];
 "24,6" -- "25,6" [label=20];
 "24,7" -- "24,8" [label=26];
 "24,7" -- "25,7" [label=30];
 "24,8" -- "24,9" [label=21];
 "24,8" -- "25,8" [label=24];
 "24,9" -- "25,9" [label=26];
 "24,10" -- "24,9" [label=26];
 "24,10" -- "24,11" [label=26, penwidth=3];
 "24,10" -- "25,10" [label=27];
 "24,11" -- "24,12" [label=20, penwidth=3];
 "24,11" -- "25,11" [label=21];
 "24,12" -- "24,13" [label=27, penwidth=3];
 "24,12" -- "25,12" [label=22];
 "24,13" -- "24,14" [label=20, penwidth=3];
 "24,13" -- "25,13" [label=27];
 "24,14" -- "24,15" [label=24, penwidth=3];
 "24,14" -- "25,14" [label=30];
 "24,15" -- "24,16" [label=21, penwidth=3];
 "24,15" -- "25,15" [label=25];
 "24,16" -- "24,17" [label=22, penwidth=3];
 "24,16" -- "25,16" [label=28];
 "24,17" -- "24,18" [label=20];
 "24,17" -- "25,17" [label=20, penwidth=3];
 "24,18" -- "25,18" [label=21];
 "24,22" -- "24,23" [label=27];
 "24,22" -- "25,22" [label=23];
 "24,23" -- "24,24" [label=20];
 "24,23" -- "25,23" [label=27];
 "24,24" -- "24,25" [label=29];
 "24,24" -- "25,24" [label=20];
 "24,25" -- "24,26" [label=26];
 "24,25" -- "25,25" [label=28];
 "24,26" -- "24,27" [label=28];
 "24,26" -- "25,26" [label=21];
 "24,27" -- "24,28" [label=30];
 "24,27" -- "25,27" [label=20];
 "24,28" -- "24,29" [label=21];
 "24,28" -- "25,28" [label=27];
 "24,29" -- "24,30" [label=26];
 "24,29" -- "25,29" [label=22, penwidth=3];
 "24,30" -- "24,31" [label=23];
 "24,30" -- "25,30" [label=23];
 "24,31" -- "24,32" [label=28];
 "24,31" -- "25,31" [label=21];
 "24,32" -- "24,33" [label=24];
 "24,32" -- "25,32" [label=29];
 "24,33" -- "24,34" [label=23];
 "24,33" -- "25,33" [label=30];
 "24,34" -- "24,35" [label=29];
 "24,34" -- "25,34" [label=29];
 "24,35" -- "24,36" [label=27];
 "24,35" -- "25,35" [label=24];
 "24,36" -- "24,37" [label=28];
 "24,36" -- "25,36" [label=28];
 "24,37" -- "24,38" [label=28];
 "24,37" -- "25,37" [label=25];
 "24,38" -- "24,39" [label=23];
 "24,38" -- "25,38" [label=21];
 "24,39" -- "24,40" [label=21];
 "24,39" -- "25,39" [label=20];
 "24,40" -- "25,40" [label=27];
 "25,0" -- "25,1" [label=25];
 "25,0" -- "26,0" [label=24];
 "25,1" -- "25,2" [label=30];
 "25,1" -- "26,1" [label=24];
 "25,2" -- "25,3" [label=24];
 "25,2" -- "26,2" [label=27];
 "25,3" -- "25,4" [label=29];
 "25,3" -- "26,3" [label=27];
 "25,4" -- "25,5" [label=28];
 "25,4" -- "26,4" [label=22];
 "25,5" -- "25,6" [label=25];
 "25,5" -- "26,5" [label=23];
 "25,6" -- "25,7" [label=22];
 "25,6" -- "26,6" [label=24];
 "25,7" -- "25,8" [label=27];
 "25,7" -- "26,7" [label=28];
 "25,8" -- "25,9" [label=27];
 "25,8" -- "26,8" [label=26];
 "25,9" -- "26,9" [label=24];
 "25,10" -- "25,9" [label=22];
 "25,10" -- "25,11" [label=28];
 "25,10" -- "26,10" [label=22];
 "25,11" -- "25,12" [label=21];
 "25,11" -- "26,11" [label=20];
 "25,12" -- "25,13" [label=25];
 "25,12" -- "26,12" [label=20];
 "25,13" -- "25,14" [label=20];
 "25,13" -- "26,13" [label=29];
 "25,14" -- "25,15" [label=25];
 "25,14" -- "26,14" [label=24];
 "25,15" -- "25,16" [label=29];
 "25,15" -- "26,15" [label=26];
 "25,16" -- "25,17" [label=24];
 "25,16" -- "26,16" [label=23];
 "25,17" -- "25,18" [label=20];
 "25,17" -- "26,17" [label=22, penwidth=3];
 "25,18" -- "26,18" [label=20];
 "25,22" -- "25,23" [label=30];
 "25,22" -- "26,22" [label=30];
 "25,23" -- "25,24" [label=26];
 "25,23" -- "26,23" [label=30];
 "25,24" -- "25,25" [label=28];
 "25,24" -- "26,24" [label=29];
 "25,25" -- "25,26" [label=26];
 "25,25" -- "26,25" [label=28];
 "25,26" -- "25,27" [label=24];
 "25,26" -- "26,26" [label=20];
 "25,27" -- "25,28" [label=25];
 "25,27" -- "26,27" [label=22];
 "25,28" -- "25,29" [label=26];
 "25,28" -- "26,28" [label=24];
 "25,29" -- "25,30" [label=25];
 "25,29" -- "26,29" [label=24, penwidth=3];
 "25,30" -- "25,31" [label=29];
 "25,30" -- "26,30" [label=20];
 "25,31" -- "25,32" [label=27];
 "25,31" -- "26,31" [label=27];
 "25,32" -- "25,33" [label=20];
 "25,32" -- "26,32" [label=23];
 "25,33" -- "25,34" [label=23];
 "25,33" -- "26,33" [label=27];
 "25,34" -- "25,35" [label=26];
 "25,34" -- "26,34" [label=28];
 "25,35" -- "25,36" [label=26];
 "25,35" -- "26,35" [label=28];
 "25,36" -- "25,37" [label=30];
 "25,36" -- "26,36" [label=21];
 "25,37" -- "25,38" [label=25];
 "25,37" -- "26,37" [label=28];
 "25,38" -- "25,39" [label=20];
 "25,38" -- "26,38" [label=27];
 "25,39" -- "25,40" [label=22];
 "25,39" -- "26,39" [label=26];
 "25,40" -- "26,40" [label=30];
 "26,0" -- "26,1" [label=24];
 "26,0" -- "27,0" [label=30];
 "26,1" -- "26,2" [label=20];
 "26,1" -- "27,1" [label=27];
 "26,2" -- "26,3" [label=29];
 "26,2" -- "27,2" [label=23];
 "26,3" -- "26,4" [label=26];
 "26,3" -- "27,3" [label=28];
 "26,4" -- "26,5" [label=30];
 "26,4" -- "27,4" [label=26];
 "26,5" -- "26,6" [label=27];
 "26,5" -- "27,5" [label=25];
 "26,6" -- "26,7" [label=21];
 "26,6" -- "27,6" [label=22];
 "26,7" -- "26,8" [label=29];
 "26,7" -- "27,7" [label=22];
 "26,8" -- "26,9" [label=29];
 "26,8" -- "27,8" [label=26];
 "26,9" -- "27,9" [label=27];
 "26,10" -- "26,9" [label=24];
 "26,10" -- "26,11" [label=29];
 "26,10" -- "27,10" [label=28];
 "26,11" -- "26,12" [label=25];
 "26,11" -- "27,11" [label=20];
 "26,12" -- "26,13" [label=25];
 "26,12" -- "27,12" [label=24];
 "26,13" -- "26,14" [label=24];
 "26,13" -- "27,13" [label=30];
 "26,14" -- "26,15" [label=26];
 "26,14" -- "27,14" [label=21];
 "26,15" -- "26,16" [label=21];
 "26,15" -- "27,15" [label=27];
 "26,16" -- "26,17" [label=25];
 "26,16" -- "27,16" [label=26];
 "26,17" -- "26,18" [label=21];
 "26,17" -- "27,17" [label=20, penwidth=3];
 "26,18" -- "27,18" [label=26];
 "26,22" -- "26,23" [label=23];
 "26,22" -- "27,22" [label=27];
 "26,23" -- "26,24" [label=23];
 "26,23" -- "27,23" [label=21];
 "26,24" -- "26,25" [label=25];
 "26,24" -- "27,24" [label=27];
 "26,25" -- "26,26" [label=28];
 "26,25" -- "27,25" [label=23];
 "26,26" -- "26,27" [label=30];
 "26,26" -- "27,26" [label=22];
 "26,27" -- "26,28" [label=27];
 "26,27" -- "27,27" [label=26];
 "26,28" -- "26,29" [label=22];
 "26,28" -- "27,28" [label=28];
 "26,29" -- "26,30" [label=27];
 "26,29" -- "27,29" [label=24, penwidth=3];
 "26,30" -- "26,31" [label=24];
 "26,30" -- "27,30" [label=21];
 "26,31" -- "26,32" [label=25];
 "26,31" -- "27,31" [label=20];
 "26,32" -- "26,33" [label=22];
 "26,32" -- "27,32" [label=27];
 "26,33" -- "26,34" [label=29];
 "26,33" -- "27,33" [label=30];
 "26,34" -- "26,35" [label=22];
 "26,34" -- "27,34" [label=26];
 "26,35" -- "26,36" [label=26];
 "26,35" -- "27,35" [label=25];
 "26,36" -- "26,37" [label=22];
 "26,36" -- "27,36" [label=22];
 "26,37" -- "26,38" [label=27];
 "26,37" -- "27,37" [label=22];
 "26,38" -- "26,39" [label=24];
 "26,38" -- "27,38" [label=25];
 "26,39" -- "26,40" [label=20];
 "26,39" -- "27,39" [label=24];
 "26,40" -- "27,40" [label=28];
 "27,0" -- "27,1" [label=25];
 "27,0" -- "28,0" [label=27];
 "27,1" -- "27,2" [label=20];
 "27,1" -- "28,1" [label=25];
 "27,2" -- "27,3" [label=30];
 "27,2" -- "28,2" [label=21];
 "27,3" -- "27,4" [label=25];
 "27,3" -- "28,3" [label=22];
 "27,4" -- "27,5" [label=29];
 "27,4" -- "28,4" [label=23];
 "27,5" -- "27,6" [label=22];
 "27,5" -- "28,5" [label=22];
 "27,6" -- "27,7" [label=29];
 "27,6" -- "28,6" [label=20];
 "27,7" -- "27,8" [label=22];
 "27,7" -- "28,7" [label=21];
 "27,8" -- "27,9" [label=30];
 "27,8" -- "28,8" [label=23];
 "27,9" -- "28,9" [label=22];
 "27,10" -- "27,9" [label=28];
 "27,10" -- "27,11" [label=27];
 "27,10" -- "28,10" [label=25];
 "27,11" -- "27,12" [label=26];
 "27,11" -- "28,11" [label=20];
 "27,12" -- "27,13" [label=30];
 "27,12" -- "28,12" [label=27];
 "27,13" -- "27,14" [label=23];
 "27,13" -- "28,13" [label=27];
 "27,14" -- "27,15" [label=21];
 "27,14" -- "28,14" [label=29];
 "27,15" -- "27,16" [label=27];
 "27,15" -- "28,15" [label=22];
 "27,16" -- "27,17" [label=25];
 "27,16" -- "28,16" [label=23];
 "27,17" -- "27,18" [label=21, penwidth=3];
 "27,17" -- "28,17" [label=28];
 "27,18" -- "28,18" [label=22, penwidth=3];
 "27,22" -- "27,23" [label=28];
 "27,22" -- "28,22" [label=25];
 "27,23" -- "27,24" [label=21];
 "27,23" -- "28,23" [label=24];
 "27,24" -- "27,25" [label=25];
 "27,24" -- "28,24" [label=28];
 "27,25" -- "27,26" [label=20, penwidth=3];
 "27,25" -- "28,25" [label=20, penwidth=3];
 "27,26" -- "27,27" [label=22, penwidth=3];
 "27,26" -- "28,26" [label=22];
 "27,27" -- "27,28" [label=20, penwidth=3];
 "27,27" -- "28,27" [label=26];
 "27,28" -- "27,29" [label=23, penwidth=3];
 "27,28" -- "28,28" [label=27];
 "27,29" -- "27,30" [label=29];
 "27,29" -- "28,29" [label=26];
 "27,30" -- "27,31" [label=29];
 "27,30" -- "28,30" [label=28];
 "27,31" -- "27,32" [label=20];
 "27,31" -- "28,31" [label=23];
 "27,32" -- "27,33" [label=28];
 "27,32" -- "28,32" [label=27];
 "27,33" -- "27,34" [label=27];
 "27,33" -- "28,33" [label=23];
 "27,34" -- "27,35" [label=29];
 "27,34" -- "28,34" [label=29];
 "27,35" -- "27,36" [label=29];
 "27,35" -- "28,35" [label=20];
 "27,36" -- "27,37" [label=26];
 "27,36" -- "28,36" [label=25];
 "27,37" -- "27,38" [label=24];
 "27,37" -- "28,37" [label=29];
 "27,38" -- "27,39" [label=21];
 "27,38" -- "28,38" [label=22];
 "27,39" -- "27,40" [label=24];
 "27,39" -- "28,39" [label=26];
 "27,40" -- "28,40" [label=27];
 "28,0" -- "28,1" [label=20];
 "28,0" -- "29,0" [label=25];
 "28,1" -- "28,2" [label=21];
 "28,1" -- "29,1" [label=28];
 "28,2" -- "28,3" [label=30];
 "28,2" -- "29,2" [label=30];
 "28,3" -- "28,4" [label=26];
 "28,3" -- "29,3" [label=27];
 "28,4" -- "28,5" [label=29];
 "28,4" -- "29,4" [label=30];
 "28,5" -- "28,6" [label=22];
 "28,5" -- "29,5" [label=28];
 "28,6" -- "28,7" [label=26];
 "28,6" -- "29,6" [label=25];
 "28,7" -- "28,8" [label=28];
 "28,7" -- "29,7" [label=28];
 "28,8" -- "28,9" [label=26];
 "28,8" -- "29,8" [label=24];
 "28,9" -- "29,9" [label=28];
 "28,10" -- "28,9" [label=25];
 "28,10" -- "28,11" [label=30];
 "28,10" -- "29,10" [label=30];
 "28,11" -- "28,12" [label=23];
 "28,11" -- "29,11" [label=27];
 "28,12" -- "28,13" [label=23];
 "28,12" -- "29,12" [label=26];
 "28,13" -- "28,14" [label=28];
 "28,13" -- "29,13" [label=27];
 "28,14" -- "28,15" [label=21];
 "28,14" -- "29,14" [label=21];
 "28,15" -- "28,16" [label=29];
 "28,15" -- "29,15" [label=22];
 "28,16" -- "28,17" [label=25];
 "28,16" -- "29,16" [label=28];
 "28,17" -- "28,18" [label=20];
 "28,17" -- "29,17" [label=22];
 "28,18" -- "29,18" [label=22, penwidth=3];
 "28,22" -- "28,23" [label=20];
 "28,22" -- "29,22" [label=26];
 "28,23" -- "28,24" [label=30];
 "28,23" -- "29,23" [label=28];
 "28,24" -- "28,25" [label=23, penwidth=3];
 "28,24" -- "29,24" [label=20, penwidth=3];
 "28,25" -- "28,26" [label=29];
 "28,25" -- "29,25" [label=25];
 "28,26" -- "28,27" [label=26];
 "28,26" -- "29,26" [label=26];
 "28,27" -- "28,28" [label=29];
 "28,27" -- "29,27" [label=27];
 "28,28" -- "28,29" [label=26];
 "28,28" -- "29,28" [label=23];
 "28,29" -- "28,30" [label=28];
 "28,29" -- "29,29" [label=21];
 "28,30" -- "28,31" [label=20];
 "28,30" -- "29,30" [label=25];
 "28,31" -- "28,32" [label=27];
 "28,31" -- "29,31" [label=23];
 "28,32" -- "28,33" [label=21];
 "28,32" -- "29,32" [label=21];
 "28,33" -- "28,34" [label=21];
 "28,33" -- "29,33" [label=27];
 "28,34" -- "28,35" [label=30];
 "28,34" -- "29,34" [label=23];
 "28,35" -- "28,36" [label=23];
 "28,35" -- "29,35" [label=22];
 "28,36" -- "28,37" [label=27];
 "28,36" -- "29,36" [label=23];
 "28,37" -- "28,38" [label=28];
 "28,37" -- "29,37" [label=23];
 "28,38" -- "28,39" [label=24];
 "28,38" -- "29,38" [label=24];
 "28,39" -- "28,40" [label=28];
 "28,39" -- "29,39" [label=20];
 "28,40" -- "29,40" [label=24];
 "29,0" -- "29,1" [label=22];
 "29,0" -- "30,0" [label=25];
 "29,1" -- "29,2" [label=21];
 "29,1" -- "30,1" [label=24];
 "29,2" -- "29,3" [label=28];
 "29,2" -- "30,2" [label=29];
 "29,3" -- "29,4" [label=30];
 "29,3" -- "30,3" [label=25];
 "29,4" -- "29,5" [label=29];
 "29,4" -- "30,4" [label=22];
 "29,5" -- "29,6" [label=25];
 "29,5" -- "30,5" [label=21];
 "29,6" -- "29,7" [label=28];
 "29,6" -- "30,6" [label=24];
 "29,7" -- "29,8" [label=29];
 "29,7" -- "30,7" [label=30];
 "29,8" -- "29,9" [label=29];
 "29,8" -- "30,8" [label=30];
 "29,9" -- "30,9" [label=24];
 "29,10" -- "29,9" [label=30];
 "29,10" -- "29,11" [label=24];
 "29,10" -- "30,10" [label=27];
 "29,11" -- "29,12" [label=20];
 "29,11" -- "30,11" [label=24];
 "29,12" -- "29,13" [label=30];
 "29,12" -- "30,12" [label=23];
 "29,13" -- "29,14" [label=22];
 "29,13" -- "30,13" [label=30];
 "29,14" -- "29,15" [label=24];
 "29,14" -- "30,14" [label=22];
 "29,15" -- "29,16" [label=30];
 "29,15" -- "30,15" [label=25];
 "29,16" -- "29,17" [label=29];
 "29,16" -- "30,16" [label=30];
 "29,17" -- "29,18" [label=22];
 "29,17" -- "30,17" [label=24];
 "29,18" -- "30,18" [label=23, penwidth=3];
 "29,22" -- "29,23" [label=24];
 "29,22" -- "30,22" [label=21];
 "29,23" -- "29,24" [label=29];
 "29,23" -- "30,23" [label=21];
 "29,24" -- "29,25" [label=23];
 "29,24" -- "30,24" [label=24, penwidth=3];
 "29,25" -- "29,26" [label=30];
 "29,25" -- "30,25" [label=26];
 "29,26" -- "29,27" [label=29];
 "29,26" -- "30,26" [label=26];
 "29,27" -- "29,28" [label=26];
 "29,27" -- "30,27" [label=28];
 "29,28" -- "29,29" [label=25];
 "29,28" -- "30,28" [label=30];
 "29,29" -- "29,30" [label=26];
 "29,29" -- "30,29" [label=23];
 "29,30" -- "29,31" [label=26];
 "29,30" -- "30,30" [label=28];
 "29,31" -- "29,32" [label=25];
 "29,31" -- "30,31" [label=30];
 "29,32" -- "29,33" [label=22];
 "29,32" -- "30,32" [label=30];
 "29,33" -- "29,34" [label=21];
 "29,33" -- "30,33" [label=29];
 "29,34" -- "29,35" [label=22];
 "29,34" -- "30,34" [label=23];
 "29,35" -- "29,36" [label=22];
 "29,35" -- "30,35" [label=23];
 "29,36" -- "29,37" [label=26];
 "29,36" -- "30,36" [label=22];
 "29,37" -- "29,38" [label=26];
 "29,37" -- "30,37" [label=29];
 "29,38" -- "29,39" [label=23];
 "29,38" -- "30,38" [label=23];
 "29,39" -- "29,40" [label=21];
 "29,39" -- "30,39" [label=27];
 "29,40" -- "30,40" [label=29];
 "30,0" -- "30,1" [label=20];
 "30,0" -- "31,0" [label=21];
 "30,1" -- "30,2" [label=25];
 "30,1" -- "31,1" [label=29];
 "30,2" -- "30,3" [label=24];
 "30,2" -- "31,2" [label=20];
 "30,3" -- "30,4" [label=26];
 "30,3" -- "31,3" [label=25];
 "30,4" -- "30,5" [label=29];
 "30,4" -- "31,4" [label=28];
 "30,5" -- "30,6" [label=27];
 "30,5" -- "31,5" [label=26];
 "30,6" -- "30,7" [label=24];
 "30,6" -- "31,6" [label=28];
 "30,7" -- "30,8" [label=25];
 "30,7" -- "31,7" [label=20];
 "30,8" -- "30,9" [label=22];
 "30,8" -- "31,8" [label=27];
 "30,9" -- "31,9" [label=30];
 "30,10" -- "30,9" [label=24];
 "30,10" -- "30,11" [label=28];
 "30,10" -- "31,10" [label=21];
 "30,11" -- "30,12" [label=24];
 "30,11" -- "31,11" [label=24];
 "30,12" -- "30,13" [label=30];
 "30,12" -- "31,12" [label=22];
 "30,13" -- "30,14" [label=22];
 "30,13" -- "31,13" [label=26];
 "30,14" -- "30,15" [label=29];
 "30,14" -- "31,14" [label=24];
 "30,15" -- "30,16" [label=29];
 "30,15" -- "31,15" [label=21];
 "30,16" -- "30,17" [label=25];
 "30,16" -- "31,16" [label=26];
 "30,17" -- "30,18" [label=26];
 "30,17" -- "31,17" [label=24];
 "30,18" -- "31,18" [label=27, penwidth=3];
 "30,22" -- "30,23" [label=29];
 "30,22" -- "31,22" [label=28];
 "30,23" -- "30,24" [label=25];
 "30,23" -- "31,23" [label=22];
 "30,24" -- "30,25" [label=20];
 "30,24" -- "31,24" [label=20, penwidth=3];
 "30,25" -- "30,26" [label=24];
 "30,25" -- "31,25" [label=30];
 "30,26" -- "30,27" [label=28];
 "30,26" -- "31,26" [label=21];
 "30,27" -- "30,28" [label=24];
 "30,27" -- "31,27" [label=28];
 "30,28" -- "30,29" [label=30];
 "30,28" -- "31,28" [label=27];
 "30,29" -- "30,30" [label=21];
 "30,29" -- "31,29" [label=30];
 "30,30" -- "30,31" [label=25];
 "30,30" -- "31,30" [label=27];
 "30,31" -- "30,32" [label=23];
 "30,31" -- "31,31" [label=22];
 "30,32" -- "30,33" [label=22];
 "30,32" -- "31,32" [label=25];
 "30,33" -- "30,34" [label=20];
 "30,33" -- "31,33" [label=24];
 "30,34" -- "30,35" [label=25];
 "30,34" -- "31,34" [label=28];
 "30,35" -- "30,36" [label=30];
 "30,35" -- "31,35" [label=26];
 "30,36" -- "30,37" [label=23];
 "30,36" -- "31,36" [label=29];
 "30,37" -- "30,38" [label=26];
 "30,37" -- "31,37" [label=20];
 "30,38" -- "30,39" [label=23];
 "30,38" -- "31,38" [label=28];
 "30,39" -- "30,40" [label=20];
 "30,39" -- "31,39" [label=27];
 "30,40" -- "31,40" [label=24];
 "31,0" -- "31,1" [label=29];
 "31,0" -- "32,0" [label=29];
 "31,1" -- "31,2" [label=22];
 "31,1" -- "32,1" [label=28];
 "31,2" -- "31,3" [label=20];
 "31,2" -- "32,2" [label=30];
 "31,3" -- "31,4" [label=29];
 "31,3" -- "32,3" [label=22];
 "31,4" -- "31,5" [label=26];
 "31,4" -- "32,4" [label=21];
 "31,5" -- "31,6" [label=25];
 "31,5" -- "32,5" [label=25];
 "31,6" -- "31,7" [label=28];
 "31,6" -- "32,6" [label=28];
 "31,7" -- "31,8" [label=30];
 "31,7" -- "32,7" [label=24];
 "31,8" -- "31,9" [label=27];
 "31,8" -- "32,8" [label=24];
 "31,9" -- "32,9" [label=28];
 "31,10" -- "31,9" [label=28];
 "31,10" -- "31,11" [label=25];
 "31,10" -- "32,10" [label=27];
 "31,11" -- "31,12" [label=21];
 "31,11" -- "32,11" [label=29];
 "31,12" -- "31,13" [label=30];
 "31,12" -- "32,12" [label=23];
 "31,13" -- "31,14" [label=20];
 "31,13" -- "32,13" [label=30];
 "31,14" -- "31,15" [label=25];
 "31,14" -- "32,14" [label=26];
 "31,15" -- "31,16" [label=29];
 "31,15" -- "32,15" [label=24];
 "31,16" -- "31,17" [label=28];
 "31,16" -- "32,16" [label=28];
 "31,17" -- "31,18" [label=21];
 "31,17" -- "32,17" [label=26];
 "31,18" -- "31,19" [label=28, penwidth=3];
 "31,18" -- "32,18" [label=28];
 "31,22" -- "31,23" [label=21, penwidth=3];
 "31,22" -- "32,22" [label=24];
 "31,23" -- "31,24" [label=24, penwidth=3];
 "31,23" -- "32,23" [label=21];
 "31,24" -- "31,25" [label=21];
 "31,24" -- "32,24" [label=20];
 "31,25" -- "31,26" [label=25];
 "31,25" -- "32,25" [label=30];
 "31,26" -- "31,27" [label=29];
 "31,26" -- "32,26" [label=25];
 "31,27" -- "31,28" [label=20];
 "31,27" -- "32,27" [label=28];
 "31,28" -- "31,29" [label=22];
 "31,28" -- "32,28" [label=27];
 "31,29" -- "31,30" [label=30];
 "31,29" -- "32,29" [label=23];
 "31,30" -- "31,31" [label=29];
 "31,30" -- "32,30" [label=28];
 "31,31" -- "31,32" [label=29];
 "31,31" -- "32,31" [label=24];
 "31,32" -- "31,33" [label=22];
 "31,32" -- "32,32" [label=21];
 "31,33" -- "31,34" [label=23];
 "31,33" -- "32,33" [label=30];
 "31,34" -- "31,35" [label=22];
 "31,34" -- "32,34" [label=30];
 "31,35" -- "31,36" [label=28];
 "31,35" -- "32,35" [label=22];
 "31,36" -- "31,37" [label=30];
 "31,36" -- "32,36" [label=28];
 "31,37" -- "31,38" [label=25];
 "31,37" -- "32,37" [label=22];
 "31,38" -- "31,39" [label=25];
 "31,38" -- "32,38" [label=28];
 "31,39" -- "31,40" [label=29];
 "31,39" -- "32,39" [label=22];
 "31,40" -- "32,40" [label=27];
 "32,0" -- "32,1" [label=27];
 "32,0" -- "33,0" [label=30];
 "32,1" -- "32,2" [label=26];
 "32,1" -- "33,1" [label=26];
 "32,2" -- "32,3" [label=20];
 "32,2" -- "33,2" [label=23];
 "32,3" -- "32,4" [label=26];
 "32,3" -- "33,3" [label=28];
 "32,4" -- "32,5" [label=30];
 "32,4" -- "33,4" [label=27];
 "32,5" -- "32,6" [label=26];
 "32,5" -- "33,5" [label=27];
 "32,6" -- "32,7" [label=27];
 "32,6" -- "33,6" [label=27];
 "32,7" -- "32,8" [label=25];
 "32,7" -- "33,7" [label=23];
 "32,8" -- "32,9" [label=26];
 "32,8" -- "33,8" [label=23];
 "32,9" -- "33,9" [label=23];
 "32,10" -- "32,9" [label=28];
 "32,10" -- "32,11" [label=20];
 "32,10" -- "33,10" [label=26];
 "32,11" -- "32,12" [label=24];
 "32,11" -- "33,11" [label=23];
 "32,12" -- "32,13" [label=23];
 "32,12" -- "33,12" [label=29];
 "32,13" -- "32,14" [label=23];
 "32,13" -- "33,13" [label=23];
 "32,14" -- "32,15" [label=22];
 "32,14" -- "33,14" [label=24];
 "32,15" -- "32,16" [label=28];
 "32,15" -- "33,15" [label=24];
 "32,16" -- "32,17" [label=22];
 "32,16" -- "33,16" [label=25];
 "32,17" -- "32,18" [label=20];
 "32,17" -- "33,17" [label=24];
 "31,19" -- "31,20" [label=24, penwidth=3];
 "31,19" -- "32,19" [label=30];
 "32,18" -- "32,19" [label=26];
 "32,18" -- "33,18" [label=30];
 "31,20" -- "31,21" [label=29, penwidth=3];
 "31,20" -- "32,20" [label=30];
 "32,19" -- "32,20" [label=27];
 "32,19" -- "33,19" [label=25];
 "31,21" -- "31,22" [label=25, penwidth=3];
 "31,21" -- "32,21" [label=21];
 "32,20" -- "32,21" [label=28];
 "32,20" -- "33,20" [label=30];
 "32,21" -- "32,22" [label=28];
 "32,21" -- "33,21" [label=23];
 "32,22" -- "32,23" [label=22];
 "32,22" -- "33,22" [label=28];
 "32,23" -- "32,24" [label=23];
 "32,23" -- "33,23" [label=21];
 "32,24" -- "32,25" [label=26];
 "32,24" -- "33,24" [label=29];
 "32,25" -- "32,26" [label=28];
 "32,25" -- "33,25" [label=21];
 "32,26" -- "32,27" [label=28];
 "32,26" -- "33,26" [label=26];
 "32,27" -- "32,28" [label=29];
 "32,27" -- "33,27" [label=23];
 "32,28" -- "32,29" [label=29];
 "32,28" -- "33,28" [label=30];
 "32,29" -- "32,30" [label=22];
 "32,29" -- "33,29" [label=24];
 "32,30" -- "32,31" [label=24];
 "32,30" -- "33,30" [label=21];
 "32,31" -- "32,32" [label=29];
 "32,31" -- "33,31" [label=23];
 "32,32" -- "32,33" [label=25];
 "32,32" -- "33,32" [label=23];
 "32,33" -- "32,34" [label=27];
 "32,33" -- "33,33" [label=25];
 "32,34" -- "32,35" [label=30];
 "32,34" -- "33,34" [label=22];
 "32,35" -- "32,36" [label=30];
 "32,35" -- "33,35" [label=23];
 "32,36" -- "32,37" [label=23];
 "32,36" -- "33,36" [label=23];
 "32,37" -- "32,38" [label=29];
 "32,37" -- "33,37" [label=23];
 "32,38" -- "32,39" [label=22];
 "32,38" -- "33,38" [label=27];
 "32,39" -- "32,40" [label=26];
 "32,39" -- "33,39" [label=28];
 "32,40" -- "33,40" [label=26];
 "33,0" -- "33,1" [label=29];
 "33,0" -- "34,0" [label=22];
 "33,1" -- "33,2" [label=27];
 "33,1" -- "34,1" [label=26];
 "33,2" -- "33,3" [label=20];
 "33,2" -- "34,2" [label=20];
 "33,3" -- "33,4" [label=21];
 "33,3" -- "34,3" [label=23];
 "33,4" -- "33,5" [label=26];
 "33,4" -- "34,4" [label=29];
 "33,5" -- "33,6" [label=24];
 "33,5" -- "34,5" [label=29];
 "33,6" -- "33,7" [label=25];
 "33,6" -- "34,6" [label=25];
 "33,7" -- "33,8" [label=25];
 "33,7" -- "34,7" [label=30];
 "33,8" -- "33,9" [label=29];
 "33,8" -- "34,8" [label=28];
 "33,9" -- "34,9" [label=28];
 "33,10" -- "33,9" [label=25];
 "33,10" -- "33,11" [label=23];
 "33,10" -- "34,10" [label=29];
 "33,11" -- "33,12" [label=27];
 "33,11" -- "34,11" [label=22];
 "33,12" -- "33,13" [label=22];
 "33,12" -- "34,12" [label=26];
 "33,13" -- "33,14" [label=30];
 "33,13" -- "34,13" [label=21];
 "33,14" -- "33,15" [label=21];
 "33,14" -- "34,14" [label=22];
 "33,15" -- "33,16" [label=29];
 "33,15" -- "34,15" [label=25];
 "33,16" -- "33,17" [label=22];
 "33,16" -- "34,16" [label=28];
 "33,17" -- "33,18" [label=30];
 "33,17" -- "34,17" [label=20];
 "33,18" -- "33,19" [label=25];
 "33,18" -- "34,18" [label=26];
 "33,19" -- "33,20" [label=23];
 "33,19" -- "34,19" [label=22];
 "33,20" -- "33,21" [label=28];
 "33,20" -- "34,20" [label=22];
 "33,21" -- "33,22" [label=23];
 "33,21" -- "34,21" [label=20];
 "33,22" -- "33,23" [label=23];
 "33,22" -- "34,22" [label=24];
 "33,23" -- "33,24" [label=30];
 "33,23" -- "34,23" [label=26];
 "33,24" -- "33,25" [label=28];
 "33,24" -- "34,24" [label=24];
 "33,25" -- "33,26" [label=30];
 "33,25" -- "34,25" [label=20];
 "33,26" -- "33,27" [label=26];
 "33,26" -- "34,26" [label=27];
 "33,27" -- "33,28" [label=24];
 "33,27" -- "34,27" [label=20];
 "33,28" -- "33,29" [label=24];
 "33,28" -- "34,28" [label=27];
 "33,29" -- "33,30" [label=25];
 "33,29" -- "34,29" [label=24];
 "33,30" -- "33,31" [label=20];
 "33,30" -- "34,30" [label=28];
 "33,31" -- "33,32" [label=28];
 "33,31" -- "34,31" [label=27];
 "33,32" -- "33,33" [label=30];
 "33,32" -- "34,32" [label=21];
 "33,33" -- "33,34" [label=25];
 "33,33" -- "34,33" [label=21];
 "33,34" -- "33,35" [label=20];
 "33,34" -- "34,34" [label=20];
 "33,35" -- "33,36" [label=27];
 "33,35" -- "34,35" [label=20];
 "33,36" -- "33,37" [label=22];
 "33,36" -- "34,36" [label=26];
 "33,37" -- "33,38" [label=21];
 "33,37" -- "34,37" [label=25];
 "33,38" -- "33,39" [label=26];
 "33,38" -- "34,38" [label=30];
 "33,39" -- "33,40" [label=30];
 "33,39" -- "34,39" [label=25];
 "33,40" -- "34,40" [label=27];
 "34,0" -- "34,1" [label=23];
 "34,0" -- "35,0" [label=30];
 "34,1" -- "34,2" [label=27];
 "34,1" -- "35,1" [label=29];
 "34,2" -- "34,3" [label=25];
 "34,2" -- "35,2" [label=21];
 "34,3" -- "34,4" [label=23];
 "34,3" -- "35,3" [label=25];
 "34,4" -- "34,5" [label=26];
 "34,4" -- "35,4" [label=26];
 "34,5" -- "34,6" [label=30];
 "34,5" -- "35,5" [label=25];
 "34,6" -- "34,7" [label=28];
 "34,6" -- "35,6" [label=24];
 "34,7" -- "34,8" [label=30];
 "34,7" -- "35,7" [label=26];
 "34,8" -- "34,9" [label=29];
 "34,8" -- "35,8" [label=22];
 "34,9" -- "35,9" [label=21];
 "34,10" -- "34,9" [label=22];
 "34,10" -- "34,11" [label=29];
 "34,10" -- "35,10" [label=24];
 "34,11" -- "34,12" [label=21];
 "34,11" -- "35,11" [label=27];
 "34,12" -- "34,13" [label=23];
 "34,12" -- "35,12" [label=25];
 "34,13" -- "34,14" [label=22];
 "34,13" -- "35,13" [label=25];
 "34,14" -- "34,15" [label=30];
 "34,14" -- "35,14" [label=23];
 "34,15" -- "34,16" [label=23];
 "34,15" -- "35,15" [label=22];
 "34,16" -- "34,17" [label=22];
 "34,16" -- "35,16" [label=29];
 "34,17" -- "34,18" [label=23];
 "34,17" -- "35,17" [label=28];
 "34,18" -- "34,19" [label=24];
 "34,18" -- "35,18" [label=20];
 "34,19" -- "34,20" [label=27];
 "34,19" -- "35,19" [label=27];
 "34,20" -- "34,21" [label=27];
 "34,20" -- "35,20" [label=23];
 "34,21" -- "34,22" [label=29];
 "34,21" -- "35,21" [label=21];
 "34,22" -- "34,23" [label=29];
 "34,22" -- "35,22" [label=28];
 "34,23" -- "34,24" [label=28];
 "34,23" -- "35,23" [label=25];
 "34,24" -- "34,25" [label=21];
 "34,24" -- "35,24" [label=28];
 "34,25" -- "34,26" [label=23];
 "34,25" -- "35,25" [label=23];
 "34,26" -- "34,27" [label=25];
 "34,26" -- "35,26" [label=27];
 "34,27" -- "34,28" [label=30];
 "34,27" -- "35,27" [label=29];
 "34,28" -- "34,29" [label=24];
 "34,28" -- "35,28" [label=29];
 "34,29" -- "34,30" [label=30];
 "34,29" -- "35,29" [label=21];
 "34,30" -- "34,31" [label=21];
 "34,30" -- "35,30" [label=25];
 "34,31" -- "34,32" [label=22];
 "34,31" -- "35,31" [label=28];
 "34,32" -- "34,33" [label=28];
 "34,32" -- "35,32" [label=23];
 "34,33" -- "34,34" [label=28];
 "34,33" -- "35,33" [label=22];
 "34,34" -- "34,35" [label=22];
 "34,34" -- "35,34" [label=25];
 "34,35" -- "34,36" [label=22];
 "34,35" -- "35,35" [label=24];
 "34,36" -- "34,37" [label=23];
 "34,36" -- "35,36" [label=28];
 "34,37" -- "34,38" [label=30];
 "34,37" -- "35,37" [label=21];
 "34,38" -- "34,39" [label=20];
 "34,38" -- "35,38" [label=25];
 "34,39" -- "34,40" [label=29];
 "34,39" -- "35,39" [label=20];
 "34,40" -- "35,40" [label=30];
 "35,0" -- "35,1" [label=27];
 "35,0" -- "36,0" [label=30];
 "35,1" -- "35,2" [label=30];
 "35,1" -- "36,1" [label=30];
 "35,2" -- "35,3" [label=28];
 "35,2" -- "36,2" [label=20];
 "35,3" -- "35,4" [label=30];
 "35,3" -- "36,3" [label=22];
 "35,4" -- "35,5" [label=23];
 "35,4" -- "36,4" [label=28];
 "35,5" -- "35,6" [label=23];
 "35,5" -- "36,5" [label=27];
 "35,6" -- "35,7" [label=30];
 "35,6" -- "36,6" [label=23];
 "35,7" -- "35,8" [label=24];
 "35,7" -- "36,7" [label=25];
 "35,8" -- "35,9" [label=21];
 "35,8" -- "36,8" [label=27];
 "35,9" -- "36,9" [label=27];
 "35,10" -- "35,9" [label=23];
 "35,10" -- "35,11" [label=23];
 "35,10" -- "36,10" [label=26];
 "35,11" -- "35,12" [label=24];
 "35,11" -- "36,11" [label=22];
 "35,12" -- "35,13" [label=25];
 "35,12" -- "36,12" [label=24];
 "35,13" -- "35,14" [label=27];
 "35,13" -- "36,13" [label=24];
 "35,14" -- "35,15" [label=28];
 "35,14" -- "36,14" [label=30];
 "35,15" -- "35,16" [label=22];
 "35,15" -- "36,15" [label=23];
 "35,16" -- "35,17" [label=24];
 "35,16" -- "36,16" [label=21];
 "35,17" -- "35,18" [label=24];
 "35,17" -- "36,17" [label=20];
 "35,18" -- "35,19" [label=20];
 "35,18" -- "36,18" [label=26];
 "35,19" -- "35,20" [label=23];
 "35,19" -- "36,19" [label=21];
 "35,20" -- "35,21" [label=28];
 "35,20" -- "36,20" [label=23];
 "35,21" -- "35,22" [label=26];
 "35,21" -- "36,21" [label=28];
 "35,22" -- "35,23" [label=22];
 "35,22" -- "36,22" [label=20];
 "35,23" -- "35,24" [label=26];
 "35,23" -- "36,23" [label=25];
 "35,24" -- "35,25" [label=22];
 "35,24" -- "36,24" [label=20];
 "35,25" -- "35,26" [label=21];
 "35,25" -- "36,25" [label=20];
 "35,26" -- "35,27" [label=23];
 "35,26" -- "36,26" [label=24];
 "35,27" -- "35,28" [label=26];
 "35,27" -- "36,27" [label=26];
 "35,28" -- "35,29" [label=20];
 "35,28" -- "36,28" [label=29];
 "35,29" -- "35,30" [label=23];
 "35,29" -- "36,29" [label=24];
 "35,30" -- "35,31" [label=23];
 "35,30" -- "36,30" [label=25];
 "35,31" -- "35,32" [label=25];
 "35,31" -- "36,31" [label=20];
 "35,32" -- "35,33" [label=27];
 "35,32" -- "36,32" [label=24];
 "35,33" -- "35,34" [label=20];
 "35,33" -- "36,33" [label=27];
 "35,34" -- "35,35" [label=27];
 "35,34" -- "36,34" [label=25];
 "35,35" -- "35,36" [label=24];
 "35,35" -- "36,35" [label=20];
 "35,36" -- "35,37" [label=25];
 "35,36" -- "36,36" [label=30];
 "35,37" -- "35,38" [label=20];
 "35,37" -- "36,37" [label=26];
 "35,38" -- "35,39" [label=26];
 "35,38" -- "36,38" [label=30];
 "35,39" -- "35,40" [label=23];
 "35,39" -- "36,39" [label=30];
 "35,40" -- "36,40" [label=24];
 "36,0" -- "36,1" [label=22];
 "36,0" -- "37,0" [label=27];
 "36,1" -- "36,2" [label=27];
 "36,1" -- "37,1" [label=27];
 "36,2" -- "36,3" [label=28];
 "36,2" -- "37,2" [label=29];
 "36,3" -- "36,4" [label=21];
 "36,3" -- "37,3" [label=27];
 "36,4" -- "36,5" [label=30];
 "36,4" -- "37,4" [label=30];
 "36,5" -- "36,6" [label=26];
 "36,5" -- "37,5" [label=28];
 "36,6" -- "36,7" [label=20];
 "36,6" -- "37,6" [label=20];
 "36,7" -- "36,8" [label=22];
 "36,7" -- "37,7" [label=24];
 "36,8" -- "36,9" [label=21];
 "36,8" -- "37,8" [label=25];
 "36,9" -- "37,9" [label=28];
 "36,10" -- "36,9" [label=21];
 "36,10" -- "36,11" [label=25];
 "36,10" -- "37,10" [label=27];
 "36,11" -- "36,12" [label=29];
 "36,11" -- "37,11" [label=21];
 "36,12" -- "36,13" [label=24];
 "36,12" -- "37,12" [label=29];
 "36,13" -- "36,14" [label=26];
 "36,13" -- "37,13" [label=26];
 "36,14" -- "36,15" [label=24];
 "36,14" -- "37,14" [label=20];
 "36,15" -- "36,16" [label=25];
 "36,15" -- "37,15" [label=20];
 "36,16" -- "36,17" [label=21];
 "36,16" -- "37,16" [label=20];
 "36,17" -- "36,18" [label=27];
 "36,17" -- "37,17" [label=26];
 "36,18" -- "36,19" [label=26];
 "36,18" -- "37,18" [label=29];
 "36,19" -- "36,20" [label=20];
 "36,19" -- "37,19" [label=24];
 "36,20" -- "36,21" [label=21];
 "36,20" -- "37,20" [label=26];
 "36,21" -- "36,22" [label=22];
 "36,21" -- "37,21" [label=28];
 "36,22" -- "36,23" [label=30];
 "36,22" -- "37,22" [label=24];
 "36,23" -- "36,24" [label=29];
 "36,23" -- "37,23" [label=24];
 "36,24" -- "36,25" [label=20];
 "36,24" -- "37,24" [label=30];
 "36,25" -- "36,26" [label=25];
 "36,25" -- "37,25" [label=22];
 "36,26" -- "36,27" [label=29];
 "36,26" -- "37,26" [label=27];
 "36,27" -- "36,28" [label=21];
 "36,27" -- "37,27" [label=30];
 "36,28" -- "36,29" [label=30];
 "36,28" -- "37,28" [label=23];
 "36,29" -- "36,30" [label=30];
 "36,29" -- "37,29" [label=22];
 "36,30" -- "36,31" [label=22];
 "36,30" -- "37,30" [label=26];
 "36,31" -- "36,32" [label=30];
 "36,31" -- "37,31" [label=28];
 "36,32" -- "36,33" [label=26];
 "36,32" -- "37,32" [label=26];
 "36,33" -- "36,34" [label=23];
 "36,33" -- "37,33" [label=20];
 "36,34" -- "36,35" [label=26];
 "36,34" -- "37,34" [label=28];
 "36,35" -- "36,36" [label=29];
 "36,35" -- "37,35" [label=28];
 "36,36" -- "36,37" [label=28];
 "36,36" -- "37,36" [label=28];
 "36,37" -- "36,38" [label=23];
 "36,37" -- "37,37" [label=21];
 "36,38" -- "36,39" [label=30];
 "36,38" -- "37,38" [label=25];
 "36,39" -- "36,40" [label=29];
 "36,39" -- "37,39" [label=25];
 "36,40" -- "37,40" [label=22];
 "37,0" -- "37,1" [label=30];
 "37,0" -- "38,0" [label=25];
 "37,1" -- "37,2" [label=27];
 "37,1" -- "38,1" [label=29];
 "37,2" -- "37,3" [label=25];
 "37,2" -- "38,2" [label=20];
 "37,3" -- "37,4" [label=20];
 "37,3" -- "38,3" [label=24];
 "37,4" -- "37,5" [label=30];
 "37,4" -- "38,4" [label=23];
 "37,5" -- "37,6" [label=21];
 "37,5" -- "38,5" [label=24];
 "37,6" -- "37,7" [label=27];
 "37,6" -- "38,6" [label=26];
 "37,7" -- "37,8" [label=23];
 "37,7" -- "38,7" [label=27];
 "37,8" -- "37,9" [label=27];
 "37,8" -- "38,8" [label=28];
 "37,9" -- "38,9" [label=25];
 "37,10" -- "37,9" [label=23];
 "37,10" -- "37,11" [label=28];
 "37,10" -- "38,10" [label=26];
 "37,11" -- "37,12" [label=28];
 "37,11" -- "38,11" [label=28];
 "37,12" -- "37,13" [label=20];
 "37,12" -- "38,12" [label=21];
 "37,13" -- "37,14" [label=22];
 "37,13" -- "38,13" [label=28];
 "37,14" -- "37,15" [label=21];
 "37,14" -- "38,14" [label=20];
 "37,15" -- "37,16" [label=24];
 "37,15" -- "38,15" [label=24];
 "37,16" -- "37,17" [label=21];
 "37,16" -- "38,16" [label=24];
 "37,17" -- "37,18" [label=28];
 "37,17" -- "38,17" [label=26];
 "37,18" -- "37,19" [label=25];
 "37,18" -- "38,18" [label=27];
 "37,19" -- "37,20" [label=21];
 "37,19" -- "38,19" [label=29];
 "37,20" -- "37,21" [label=22];
 "37,20" -- "38,20" [label=21];
 "37,21" -- "37,22" [label=29];
 "37,21" -- "38,21" [label=22];
 "37,22" -- "37,23" [label=26];
 "37,22" -- "38,22" [label=30];
 "37,23" -- "37,24" [label=25];
 "37,23" -- "38,23" [label=28];
 "37,24" -- "37,25" [label=21];
 "37,24" -- "38,24" [label=22];
 "37,25" -- "37,26" [label=22];
 "37,25" -- "38,25" [label=30];
 "37,26" -- "37,27" [label=27];
 "37,26" -- "38,26" [label=30];
 "37,27" -- "37,28" [label=22];
 "37,27" -- "38,27" [label=21];
 "37,28" -- "37,29" [label=28];
 "37,28" -- "38,28" [label=25];
 "37,29" -- "37,30" [label=30];
 "37,29" -- "38,29" [label=25];
 "37,30" -- "37,31" [label=28];
 "37,30" -- "38,30" [label=27];
 "37,31" -- "37,32" [label=21];
 "37,31" -- "38,31" [label=21];
 "37,32" -- "37,33" [label=24];
 "37,32" -- "38,32" [label=20];
 "37,33" -- "37,34" [label=21];
 "37,33" -- "38,33" [label=24];
 "37,34" -- "37,35" [label=28];
 "37,34" -- "38,34" [label=29];
 "37,35" -- "37,36" [label=24];
 "37,35" -- "38,35" [label=23];
 "37,36" -- "37,37" [label=28];
 "37,36" -- "38,36" [label=26];
 "37,37" -- "37,38" [label=24];
 "37,37" -- "38,37" [label=25];
 "37,38" -- "37,39" [label=24];
 "37,38" -- "38,38" [label=30];
 "37,39" -- "37,40" [label=25];
 "37,39" -- "38,39" [label=26];
 "37,40" -- "38,40" [label=23];
 "38,0" -- "38,1" [label=22];
 "38,0" -- "39,0" [label=21];
 "38,1" -- "38,2" [label=23];
 "38,1" -- "39,1" [label=22];
 "38,2" -- "38,3" [label=28];
 "38,2" -- "39,2" [label=22];
 "38,3" -- "38,4" [label=23];
 "38,3" -- "39,3" [label=21];
 "38,4" -- "38,5" [label=28];
 "38,4" -- "39,4" [label=29];
 "38,5" -- "38,6" [label=23];
 "38,5" -- "39,5" [label=22];
 "38,6" -- "38,7" [label=29];
 "38,6" -- "39,6" [label=30];
 "38,7" -- "38,8" [label=30];
 "38,7" -- "39,7" [label=20];
 "38,8" -- "38,9" [label=28];
 "38,8" -- "39,8" [label=21];
 "38,9" -- "39,9" [label=23];
 "38,10" -- "38,9" [label=26];
 "38,10" -- "38,11" [label=20];
 "38,10" -- "39,10" [label=23];
 "38,11" -- "38,12" [label=30];
 "38,11" -- "39,11" [label=22];
 "38,12" -- "38,13" [label=26];
 "38,12" -- "39,12" [label=23];
 "38,13" -- "38,14" [label=29];
 "38,13" -- "39,13" [label=20];
 "38,14" -- "38,15" [label=22];
 "38,14" -- "39,14" [label=27];
 "38,15" -- "38,16" [label=21];
 "38,15" -- "39,15" [label=24];
 "38,16" -- "38,17" [label=26];
 "38,16" -- "39,16" [label=22];
 "38,17" -- "38,18" [label=29];
 "38,17" -- "39,17" [label=27];
 "38,18" -- "38,19" [label=27];
 "38,18" -- "39,18" [label=23];
 "38,19" -- "38,20" [label=29];
 "38,19" -- "39,19" [label=20];
 "38,20" -- "38,21" [label=27];
 "38,20" -- "39,20" [label=23];
 "38,21" -- "38,22" [label=24];
 "38,21" -- "39,21" [label=22];
 "38,22" -- "38,23" [label=21];
 "38,22" -- "39,22" [label=28];
 "38,23" -- "38,24" [label=21];
 "38,23" -- "39,23" [label=21];
 "38,24" -- "38,25" [label=20];
 "38,24" -- "39,24" [label=30];
 "38,25" -- "38,26" [label=25];
 "38,25" -- "39,25" [label=29];
 "38,26" -- "38,27" [label=22];
 "38,26" -- "39,26" [label=24];
 "38,27" -- "38,28" [label=24];
 "38,27" -- "39,27" [label=28];
 "38,28" -- "38,29" [label=27];
 "38,28" -- "39,28" [label=26];
 "38,29" -- "38,30" [label=29];
 "38,29" -- "39,29" [label=22];
 "38,30" -- "38,31" [label=25];
 "38,30" -- "39,30" [label=28];
 "38,31" -- "38,32" [label=25];
 "38,31" -- "39,31" [label=28];
 "38,32" -- "38,33" [label=30];
 "38,32" -- "39,32" [label=29];
 "38,33" -- "38,34" [label=28];
 "38,33" -- "39,33" [label=20];
 "38,34" -- "38,35" [label=26];
 "38,34" -- "39,34" [label=24];
 "38,35" -- "38,36" [label=30];
 "38,35" -- "39,35" [label=30];
 "38,36" -- "38,37" [label=24];
 "38,36" -- "39,36" [label=24];
 "38,37" -- "38,38" [label=28];
 "38,37" -- "39,37" [label=30];
 "38,38" -- "38,39" [label=27];
 "38,38" -- "39,38" [label=23];
 "38,39" -- "38,40" [label=22];
 "38,39" -- "39,39" [label=25];
 "38,40" -- "39,40" [label=21];
 "39,0" -- "39,1" [label=30];
 "39,0" -- "40,0" [label=23];
 "39,1" -- "39,2" [label=26];
 "39,1" -- "40,1" [label=25];
 "39,2" -- "39,3" [label=26];
 "39,2" -- "40,2" [label=23];
 "39,3" -- "39,4" [label=21];
 "39,3" -- "40,3" [label=27];
 "39,4" -- "39,5" [label=20];
 "39,4" -- "40,4" [label=26];
 "39,5" -- "39,6" [label=28];
 "39,5" -- "40,5" [label=28];
 "39,6" -- "39,7" [label=24];
 "39,6" -- "40,6" [label=25];
 "39,7" -- "39,8" [label=23];
 "39,7" -- "40,7" [label=25];
 "39,8" -- "39,9" [label=30];
 "39,8" -- "40,8" [label=22];
 "39,9" -- "40,9" [label=21];
 "39,10" -- "39,9" [label=25];
 "39,10" -- "39,11" [label=20];
 "39,10" -- "40,10" [label=27];
 "39,11" -- "39,12" [label=28];
 "39,11" -- "40,11" [label=23];
 "39,12" -- "39,13" [label=25];
 "39,12" -- "40,12" [label=20];
 "39,13" -- "39,14" [label=21];
 "39,13" -- "40,13" [label=21];
 "39,14" -- "39,15" [label=29];
 "39,14" -- "40,14" [label=30];
 "39,15" -- "39,16" [label=22];
 "39,15" -- "40,15" [label=30];
 "39,16" -- "39,17" [label=28];
 "39,16" -- "40,16" [label=30];
 "39,17" -- "39,18" [label=28];
 "39,17" -- "40,17" [label=20];
 "39,18" -- "39,19" [label=28];
 "39,18" -- "40,18" [label=20];
 "39,19" -- "39,20" [label=29];
 "39,19" -- "40,19" [label=27];
 "39,20" -- "39,21" [label=27];
 "39,20" -- "40,20" [label=21];
 "39,21" -- "39,22" [label=30];
 "39,21" -- "40,21" [label=24];
 "39,22" -- "39,23" [label=23];
 "39,22" -- "40,22" [label=23];
 "39,23" -- "39,24" [label=25];
 "39,23" -- "40,23" [label=23];
 "39,24" -- "39,25" [label=24];
 "39,24" -- "40,24" [label=27];
 "39,25" -- "39,26" [label=27];
 "39,25" -- "40,25" [label=28];
 "39,26" -- "39,27" [label=24];
 "39,26" -- "40,26" [label=21];
 "39,27" -- "39,28" [label=29];
 "39,27" -- "40,27" [label=27];
 "39,28" -- "39,29" [label=30];
 "39,28" -- "40,28" [label=27];
 "39,29" -- "39,30" [label=26];
 "39,29" -- "40,29" [label=26];
 "39,30" -- "39,31" [label=22];
 "39,30" -- "40,30" [label=23];
 "39,31" -- "39,32" [label=21];
 "39,31" -- "40,31" [label=26];
 "39,32" -- "39,33" [label=25];
 "39,32" -- "40,32" [label=25];
 "39,33" -- "39,34" [label=24];
 "39,33" -- "40,33" [label=26];
 "39,34" -- "39,35" [label=26];
 "39,34" -- "40,34" [label=22];
 "39,35" -- "39,36" [label=23];
 "39,35" -- "40,35" [label=30];
 "39,36" -- "39,37" [label=23];
 "39,36" -- "40,36" [label=20];
 "39,37" -- "39,38" [label=26];
 "39,37" -- "40,37" [label=27];
 "39,38" -- "39,39" [label=21];
 "39,38" -- "40,38" [label=26];
 "39,39" -- "39,40" [label=27];
 "39,39" -- "40,39" [label=30];
 "39,40" -- "40,40" [label=24];
 "40,0" -- "40,1" [label=23];
 "40,1" -- "40,2" [label=30];
 "40,2" -- "40,3" [label=27];
 "40,3" -- "40,4" [label=21];
 "40,4" -- "40,5" [label=20];
 "40,5" -- "40,6" [label=25];
 "40,6" -- "40,7" [label=29];
 "40,7" -- "40,8" [label=20];
 "40,8" -- "40,9" [label=23];
 "40,10" -- "40,9" [label=29];
 "40,10" -- "40,11" [label=20];
 "40,11" -- "40,12" [label=24];
 "40,12" -- "40,13" [label=27];
 "40,13" -- "40,14" [label=24];
 "40,14" -- "40,15" [label=27];
 "40,15" -- "40,16" [label=21];
 "40,16" -- "40,17" [label=24];
 "40,17" -- "40,18" [label=21];
 "40,18" -- "40,19" [label=24];
 "40,19" -- "40,20" [label=25];
 "40,20" -- "40,21" [label=21];
 "40,21" -- "40,22" [label=23];
 "40,22" -- "40,23" [label=20];
 "40,23" -- "40,24" [label=21];
 "40,24" -- "40,25" [label=22];
 "40,25" -- "40,26" [label=30];
 "40,26" -- "40,27" [label=23];
 "40,27" -- "40,28" [label=30];
 "40,28" -- "40,29" [label=21];
 "40,29" -- "40,30" [label=22];
 "40,30" -- "40,31" [label=28];
 "40,31" -- "40,32" [label=22];
 "40,32" -- "40,33" [label=28];
 "40,33" -- "40,34" [label=27];
 "40,34" -- "40,35" [label=29];
 "40,35" -- "40,36" [label=26];
 "40,36" -- "40,37" [label=30];
 "40,37" -- "40,38" [label=24];
 "40,38" -- "40,39" [label=25];
 "40,39" -- "40,40" [label=24];
}