5487
15
397
1884
4
173
1287
4
100
1220
2
99
1505
0
88
1165
3
83
982
4
68
1027
4
65
969
4
64
1836
6
60
846
2
47
1392
29
47
606
5
40
757
2
39
809
0
35
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Keyword(s): 中1数学