2899
21
71
2493
2
67
1824
17
67
775
7
66
1407
4
64
1784
12
64
1563
9
61
1182
10
60
897
8
57
1319
11
56
1905
5
51
1477
0
47
1825
0
43
682
20
42
909
8
42
1182
7
42
2178
0
42
1711
4
41
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Keyword(s): math