1
2
1
3
20
15
50
2
13
4
2
8
2
1
1
1
1
1
2
1
1
2
1
1
1
1
1
2
1
1
2
1
2
1
2
1
1
1
2
1
1
4
1
1
1
1
2
1
3
20
15
50
2
13
4
2
8
2
1
1
1
1
1
2
1
1
2
1
1
1
1
1
2
1
1
2
1
2
1
2
1
1
1
2
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1
4
1
1
1