Armstrong Number In Java

package com.company;

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner input = new Scanner(System.in);
        System.out.println("Enter the number: ");
        int n = input.nextInt();
        int count =0;
        int rem = 0;
        int ans=0;
        int num = n;
        int number = n;
        while (n>0) {
            rem = n % 10;
            n = n/10;
            count++;
        }
        System.out.println(count);
        while(num>0){
            rem = num % 10;
            ans = (int) (ans + Math.pow(rem,count ));
            num = num/10;
        }
        System.out.println(ans);
        if(ans == number) {
            System.out.println("Armstrong Number");
        }
        else {
            System.out.println("No");
        }

    }
}