504
0
47
1287
2
47
399
0
47
1632
4
47
1610
6
47
639
2
47
1408
2
47
160
0
47
933
12
47
1023
0
47
928
0
47
429
4
47
1339
2
47
1944
0
47
1644
3
47
1237
0
47
1996
0
47
1246
14
47
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Keyword(s): math