684
2
17
260
0
17
472
0
17
565
1
17
691
0
17
1703
0
17
2086
0
16
884
0
16
824
0
16
1628
0
16
411
0
16
3582
0
16
946
0
16
672
0
16
646
0
16
645
0
16
919
0
16
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Keyword(s): 問題集