10
0 4 2 2
2 0 0 2
0 0 2 0
4 0 2 0
0 2 0 2
2 0 4 2
0 0 0 16
16 0 0 2
0 2 32 4
8 4 16 0
0 0 0 0
2 0 0 0
2 0 0 0
0 0 2 0
0 4 2 0
0 2 16 2
0 0 0 64
2 4 0 0
0 0 8 0
16 0 0 16
2 0 64 4
0 0 2 2
2 0 2 0
2 4 8 2
0 0 0 4
2 0 0 0
2 0 2 0
0 2 0 2
16 2 0 2
4 0 0 2
4 0 0 0
4 0 2 8
0 2 32 8
0 0 2 0
2 2 0 4
4 0 0 0
1024 4 1024 2
4 8 4 8
64 32 64 32
4 2 4 2