1732
10
33
882
0
33
1232
0
33
1278
6
33
1655
23
33
1364
10
33
1972
0
33
1396
0
33
867
0
32
924
3
32
6355
0
32
686
4
32
686
0
32
1226
8
32
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Keyword(s): 数学