554
1
9
587
0
8
443
0
8
676
0
8
427
2
8
245
0
8
429
1
8
215
0
8
628
0
8
534
0
7
514
0
7
608
2
7
188
0
7
778
0
7
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Keyword(s): 数学Ⅱ