367
0
7
140
0
7
353
2
7
869
1
7
678
0
7
103
0
6
857
5
6
292
0
6
223
0
6
383
1
6
513
0
6
327
0
6
842
11
6
469
0
6
302
0
6
319
0
5
513
0
5
527
5
5
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Keyword(s): 数学 要点