9819
3
225
692
0
13
290
0
11
565
0
11
334
0
11
693
0
10
540
0
10
434
0
9
621
0
9
166
0
8
258
0
8
369
0
8
282
0
8
461
0
8
347
0
7
346
0
6
446
0
6
298
0
6
205
0
5
242
0
5
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Keyword(s): 数学基礎