810
0
50
478
2
6
436
0
6
252
2
5
251
2
4
243
0
4
486
0
3
350
2
3
392
0
2
237
0
1
173
0
1
399
4
1
203
4
1
181
4
0
1 - 18 / 18
1
1 - 18 / 18
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Keyword(s): math