1049
3
79
1530
14
78
4567
6
78
3188
4
78
1802
8
78
1839
5
78
3088
13
78
2111
2
78
3216
11
78
1314
4
78
1698
0
78
2149
18
78
3434
19
78
1642
0
78
3591
14
77
2378
1
77
1632
6
77
2148
0
77
4637
2
77
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Keyword(s): #数学