-1
-1
0 2 3 55 56 99
0 3 0 53 0 0
1 1
2
-1
0 8 9 72 73 99
0 9 0 64 0 0
1 1
2
-1
0 36 37 43 44 99
0 37 0 7 0 0
1 1
7
0 19 20 81 82 99
0 20 0 62 0 0
1 1
2
0 71 72 76 77 99
0 72 0 5 0 0
1 1
16
-1