1191
2
47
376
0
47
1546
6
47
1522
4
47
612
2
47
1374
2
47
149
0
47
990
0
47
895
0
47
1283
2
47
404
4
47
1682
0
47
1572
3
47
1176
0
47
2427
4
47
1762
0
47
1154
14
47
2319
0
47
758
0
47
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Keyword(s): math