LintCode:Ugly Number

LintCode:Ugly Number

class Solution:    # @param {int} num an integer    # @return {boolean} true if num is an ugly number or false    def isUgly(self, num):        # Write your code here        if num == 0:            return False        while num != 2 or num != 3 or num != 5:            if num % 2 == 0:                num /= 2            elif num % 3 == 0:                num /= 3            elif num %5 == 0:                num /= 5            else:                break        if num == 1:            return True        return False