public class Solution {

    public bool IsUgly(int num) {

        if(num <=) return false;

        if(num==) return true;

        while(num/*==num){

            num = num/;

        }

        while(num/*==num){

            num = num/;

        }

        while(num/*==num){

            num = num/;

        }

        return num==?true:false;

    }

}