10
10
0,1,2,3,4,5,6,7,8,9
0,90,90,90,90,90,90,90,90,90
90,0,90,90,90,90,90,90,90,90
90,90,0,90,90,90,90,90,90,90
90,90,90,0,90,90,90,90,90,90
90,90,90,90,0,90,90,90,90,90
90,90,90,90,90,0,90,90,90,90
90,90,90,90,90,90,0,90,90,90
90,90,90,90,90,90,90,0,90,90
90,90,90,90,90,90,90,90,0,90
90,90,90,90,90,90,90,90,90,0
9