2
0
0
8
2
4
0
4
0
6
4
2
2
4
9
0
2
2
2
2
0
0
2
2
0
4
2
0
0
2
0
0
2
0
2
4
0
2
2
2
2
0
0
0
4
2
0
2
2
2
4
0
4
0
6
2
2
0
2
4
2
4
2
0
0
2
0
0
11
2
0
2
6
0
4
0
2
2
0
6
0
4
2
2
0
0
0
2
2
4
0
4
2
0
2
4
2
2
2
4
2
0
0
4
4
2
0
2
0
4
0
2
0
2
0
0
2
4
2
4
4
0
4
2
2
10
2
4
4
0
0
4
2
4
2
0
4
2
4
0
5
2
2
2
4
6
0
0
2
0
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2
4
2
0
2
2
0
0
2
2
0
2
2
0
0
2
2
2
2
2
0
0
2
0
0
0
4
4
0
2
2
0
0
2
0
0
4
0
0
4
2
0
6
0
0
2
0
5
0
2
2
0
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2
2
4
2
4
0
4
4
0
11
2
2
2
2
2
2
0
4
2
2
2
2
2
0
0
0
2
2
0
0
2
2
0
2
0
0
6
4
4
0
0
0
2
0
0
0
2
2
2
2
0
0
0
9
2
2
2
2
2
2
2
0
2
2
0
0
0
2
2
2
2
2
0
10
2
2
2
2
0
0
2
0
2
2
