算法训练 水仙花

import java.util.Scanner;
public class Main {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
        Scanner sc=new Scanner(System.in);
        int n=sc.nextInt();
        int a=n/100;
        int b=(n-100*a)/10;
        int c=n%10;
        if(n==a*a*a+b*b*b+c*c*c)
            System.out.println("YES");
        else
            System.out.println("NO");

    }

}