835
2
40
620
10
38
888
4
37
881
0
37
891
0
37
678
2
37
488
0
36
722
8
36
1009
4
36
780
0
35
559
0
35
881
0
35
908
2
35
518
4
35
633
9
35
612
22
34
1373
2
33
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Keyword(s): mathematics