939
0
21
744
0
21
1064
3
21
1430
0
21
1412
0
21
2118
0
21
816
0
21
1018
3
21
934
0
21
403
0
21
786
0
21
5018
0
21
2102
0
21
1068
2
21
530
0
21
560
0
20
461
0
20
932
0
20
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Keyword(s): 数学i