5502
15
397
1895
4
173
1292
4
100
1229
2
99
1511
0
88
1170
3
83
985
4
68
1042
4
65
977
4
64
1844
6
60
851
2
47
1420
29
47
609
5
40
768
2
39
813
0
35
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Keyword(s): 中1数学