1019
8
21
1031
8
21
483
1
21
676
0
21
187
0
21
811
2
21
2186
2
21
1675
13
21
654
2
21
657
2
21
861
0
21
419
0
21
411
4
21
2032
22
21
878
2
21
1136
0
21
458
5
21
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Keyword(s): 算数