298
0
9
405
13
8
299
3
7
169
2
6
384
1
6
229
0
6
405
9
6
198
0
6
251
0
6
255
2
5
444
0
5
242
0
4
186
0
4
325
0
4
206
0
4
201
0
4
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Keyword(s): 方程式とその解き方