3777
15
109
1538
2
79
1057
9
44
998
10
38
679
0
37
1191
12
37
1317
4
34
902
10
32
961
2
31
2571
15
30
1088
2
29
1664
0
29
455
1
28
871
0
23
1683
14
22
576
12
22
1551
13
21
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Keyword(s): 算数 数学