1483
0
61
2211
0
60
811
7
60
2425
0
60
7021
0
60
1565
0
60
2057
0
60
2081
1
60
4556
0
60
2943
0
60
1059
0
60
1907
0
59
1346
0
59
2280
0
59
2139
1
59
2843
1
59
1946
0
59
3048
0
59
4988
0
59
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Keyword(s): Math