3257
4
86
1548
2
86
1709
0
86
7321
0
85
1340
4
85
1133
14
85
2461
5
85
6316
1
85
1802
13
85
1314
12
85
3083
0
85
1824
3
84
1296
5
84
4819
0
84
2379
13
84
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Keyword(s): 数学?