5398
15
397
1819
4
173
1245
4
100
1183
2
99
1463
0
88
1143
3
83
936
4
68
978
4
65
930
4
64
1774
6
60
820
2
47
1266
29
47
582
5
40
722
2
39
783
0
35
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Keyword(s): 中1数学