860
5
16
895
0
16
738
0
16
390
0
15
573
0
14
513
0
14
600
0
14
635
0
14
418
0
14
499
0
13
735
0
13
631
0
13
484
0
13
612
0
13
674
0
13
610
0
13
989
0
13
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Keyword(s): 有理数