10
8677 -2701 9899 -4129 -8675 -5557 -7414 4097 1600 2153
10
1 2 2
1 1 9
0 7 2963
0 5 -2116
1 3 8
1 1 5
0 6 -2256
1 8 9
1 1 9
0 8 3222