761
0
17
1664
0
17
509
1
16
548
5
16
444
1
16
223
0
14
201
2
14
601
0
14
502
0
14
583
0
12
524
0
11
359
4
11
588
0
10
409
0
10
480
0
10
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Keyword(s): 不等式