421
2
10
721
0
10
646
0
10
515
0
9
578
0
9
652
0
9
719
1
9
595
0
9
518
8
9
697
0
9
953
21
9
448
3
9
328
0
9
550
0
9
1043
0
9
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Keyword(s): 循環