python--prime number 

1 #_*_coding:UTF-8_*_
2 for num in range(10,30):
3     for i in range(2,num):
4         if num%i == 0:
5             j = num/i
6             print '%d 等于 %d * %d'% (num,i,j)
7             break
8     else:
9         print num,'是一个质数'

 

posted on 2018-08-16 17:27  fortwater  阅读(598)  评论(0)  编辑  收藏  举报

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