840
0
48
1284
4
48
848
0
48
1630
6
48
849
8
48
1825
0
48
1723
0
48
805
0
48
1192
0
48
10021
7
48
1371
0
47
1046
0
47
1482
2
47
1943
1
47
1121
0
47
488
0
47
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Keyword(s): Math