811
0
18
543
0
18
903
3
18
470
3
18
610
1
18
398
4
17
753
0
17
694
2
17
1414
2
17
612
0
17
634
0
17
795
2
17
503
0
17
328
0
17
961
1
17
1002
0
17
873
0
16
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Keyword(s): 除法