0
0
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1
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6
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5
4
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4
3
2
1
0
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0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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1
1
1
2
2
2
2
2
1
1
1
0
0
0
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0
0
0
0
0
0
0
0
0
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0
0
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0
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1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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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2
2
1
1
0
0
0
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