454
0
10
688
4
10
256
0
10
320
2
10
679
1
10
390
4
10
191
4
10
1828
0
10
758
10
10
462
0
10
764
0
10
3247
4
10
423
0
10
801
0
10
393
0
10
636
0
10
413
8
10
153
0
10
838
0
10
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Keyword(s): 数学 中2