496
0
14
393
0
14
855
0
14
348
0
14
811
0
14
346
4
14
472
2
14
712
0
14
526
3
14
597
0
14
625
0
14
668
0
14
714
1
14
427
0
14
936
0
14
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Keyword(s): 数学 中3