4047
0
65
950
6
65
680
5
64
921
4
64
1284
0
64
599
12
63
929
4
63
641
0
63
961
5
63
1794
21
63
1076
33
63
816
4
63
721
6
62
1636
2
61
1026
4
61
912
50
61
672
3
61
829
13
61
1758
6
60
715
7
60
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Keyword(s): 数学