Write a program to check a number is Armstrong or not in java

 Write a program to check a number is Armstrong or not in java

public class Armstrong

{

    public static void main(String args[]){

     int num=153,digit=0,temp,last;

     double s=0;

     temp=num;

     while(temp!=0){

         digit++;

         temp=temp/10;

        }

     temp=num;

     while(temp!=0){

         last=temp%10;

         s=s+Math.pow(last,digit);

         temp=temp/10;

        }

     if(num==s){

        System.out.println("Armstrong");

        }else{

        System.out.println("Not Armstrong");

        }

     

    }

}

Output

Armstrong