import java.util.Scanner;

class Armstrong{
    public static void main(String args[]){
        Scanner sc = new Scanner(System.in);

        int a,b,digit;
        int digisum=0;

        System.out.println("Enter the number you went to check for Armstrong-ness:");
        a = sc.nextInt();

        b = a;

        while(b!=0){
            digit = b%10;
            digisum += (digit*digit*digit);
            b /= 10;
        }

        if(digisum == a){
            System.out.println("The number is an armstrong number.");
        }else{
            System.out.println("The number is not an armstrong number.");
        }

    }
}