求大佬解释一下，谢谢
by ArcaStellar @ 2017-10-02 21:29:21
k/a[i]\*b[i]>=n可能会浮点数异常，不妨改为k\*b[i]>=a\*n.
by as2393125 @ 2017-10-08 21:33:29
因为啊a[i]可能为0。
by as2393125 @ 2017-10-08 21:34:48
谢谢
也可以改为
if(a[i]==0||k/a[i]\*b[i]>=n)
by n0000000000o @ 2017-12-24 16:15:55