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0
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0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
5
7
7
7
6
3
1
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
2
3
4
4
4
5
5
5
6
8
5
3
5
4
5
6
7
7
6
5
8
9
3
8
5
6
7
5
2
2
0
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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0