671
0
10
401
0
10
499
0
10
538
2
9
570
2
9
354
1
9
332
0
9
403
1
9
1170
14
9
1131
0
9
432
0
9
345
0
9
860
0
9
336
0
9
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Keyword(s): 乗法、除法