340
0
13
378
0
13
847
0
13
291
0
13
342
2
13
335
0
13
573
0
13
2661
1
13
349
4
12
918
13
12
244
0
12
258
0
12
562
0
12
388
0
12
696
4
12
727
2
12
335
0
12
382
2
12
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Keyword(s): 中1数学