953
8
61
1253
15
61
1337
8
61
1009
6
61
5428
1
61
1081
10
60
2207
7
60
1272
2
60
1726
10
60
3552
0
60
1074
2
60
645
4
60
884
0
60
3248
4
60
1261
0
60
1065
9
60
1492
1
60
848
0
60
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Keyword(s): 数学