0,23,17,25,16,20,18,25,28
23,0,33,27,25,32,28,39,31
17,33,0,32,28,26,27,27,35
25,27,32,0,21,15,22,20,25
16,25,28,21,0,26,29,24,18
20,32,26,15,26,0,24,27,25
18,28,27,22,29,24,0,29,28
25,39,27,20,24,27,29,0,26
28,31,35,25,18,25,28,26,0