959
0
19
349
0
19
3832
0
19
1343
12
19
1522
20
18
812
0
18
735
0
18
552
0
18
1024
0
18
592
5
17
796
2
17
722
0
17
255
6
16
184
2
16
835
0
16
961
10
16
1163
4
15
382
0
14
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Keyword(s): 数学2