1698
6
49
1042
2
48
10175
7
48
871
0
48
1748
0
48
1406
0
47
379
0
47
914
0
47
1024
0
47
1143
4
46
1487
0
46
2035
0
46
1495
2
45
864
0
45
1577
4
44
1367
0
44
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Keyword(s): 中2 数学