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'
原文地址:https://www.cnblogs.com/Blue-Moniter4/p/9488621.html