296
0
8
433
0
8
561
0
8
465
3
8
472
0
8
598
0
8
349
1
8
579
0
8
449
1
8
364
0
8
271
0
8
474
2
8
428
8
8
537
0
8
490
0
8
304
0
8
798
0
8
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Keyword(s): 数学 中2