13562
15
300
4259
0
51
1514
7
44
2880
1
44
2332
3
40
1583
3
34
1718
2
29
1372
0
23
1083
2
23
812
0
18
735
0
18
1166
4
15
989
0
13
586
0
9
1029
0
9
608
2
7
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Keyword(s): 数学2 証明