904
4
13
273
5
13
1147
2
13
825
0
13
610
0
13
1083
0
13
484
0
13
607
0
13
642
0
13
989
0
13
499
0
13
408
0
13
571
0
13
373
2
13
661
0
13
343
0
13
476
3
13
512
6
13
473
0
13
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Keyword(s): math