325
2
13
344
6
13
273
1
13
257
0
13
312
0
13
515
0
13
205
2
13
329
1
13
186
1
13
304
1
12
226
3
12
354
2
12
210
0
12
344
2
12
389
0
12
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Keyword(s): 中2 数学