3172
75
96
889
2
66
859
0
34
277
2
16
434
2
15
288
0
13
247
0
11
334
2
9
499
0
7
214
2
6
244
0
4
192
2
3
181
0
2
143
6
2
177
3
2
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Keyword(s): 証明問題