480
0
25
301
0
16
407
2
16
569
0
14
269
2
14
236
0
13
223
0
12
280
2
11
290
2
11
256
3
10
343
2
10
385
7
9
195
1
8
262
0
7
257
0
7
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Keyword(s): 連立方程式の解き方