480
0
25
302
0
16
408
2
16
569
0
14
269
2
14
241
0
13
226
0
12
280
2
11
290
2
11
257
3
10
343
2
10
385
7
9
200
1
8
262
0
7
257
0
7
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Keyword(s): 連立方程式の解き方