5. two moves
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1
3
7
0
0
0
0
0
0
0
0
0
3
7
0
0
0
0
0
0
0
2
2
9
0
0
0
0
0
0
0
0
0
2
9
0
0
0
0
0
0
0
3
6
2
0
0
0
0
0
0
0
0
0
6
2
0
0
0
0
0
0
0
0
0
1
2
3
4
5
6
7
8
9