449
0
24
1776
0
24
3135
0
24
820
0
24
820
0
23
852
0
23
684
0
23
1385
0
23
640
0
23
624
0
23
1064
0
23
1757
0
23
775
2
23
555
0
23
786
0
23
708
0
23
603
0
23
998
0
23
1069
4
23
1116
0
23
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Keyword(s): 数学i a