1324
13
34
815
0
33
1085
0
33
4203
0
33
1143
2
33
1123
0
33
651
0
33
632
1
33
1142
0
33
548
2
32
597
0
32
1115
0
32
959
0
32
1485
0
32
680
0
31
1474
0
31
1223
2
31
1111
6
31
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Keyword(s): 数学 公式