4710
1
301
4541
0
287
3661
2
273
3506
0
253
2129
3
240
2318
4
233
3789
0
233
4844
5
222
2002
0
215
5442
3
214
3145
9
187
2408
4
174
2255
0
173
2687
0
160
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Keyword(s): 数学