摘要: import math def isPrime(num): if num==5 or num==7: return True elif num%5==0 and num%7==0: return False else: for n in range(3,int(math.sqrt(num))+1): ... 阅读全文
posted @ 2019-10-21 20:54 熊猫blue 阅读(155) 评论(0) 推荐(0)