446
0
7
855
0
6
346
0
6
242
0
6
307
0
6
631
0
6
332
0
6
189
0
6
218
0
6
302
0
6
390
0
6
539
2
6
422
0
6
219
0
5
383
0
5
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Keyword(s): 中学校 数学