19627
8
668
2592
18
177
1991
8
74
2389
0
71
1429
0
59
2542
0
51
1184
4
36
908
0
33
1652
0
27
919
2
24
2496
22
22
638
2
21
373
0
18
646
10
17
13749
2
16
389
6
14
378
0
13
2661
1
13
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Keyword(s): 難しい問題