1614
2
43
939
2
43
601
3
43
1222
2
43
749
0
43
442
0
43
1432
4
43
750
0
43
1177
5
43
2120
1
43
2147
0
42
650
20
42
909
1
42
887
8
42
1152
7
42
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Keyword(s): Math