array programs

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Nilotpal Ghosh
array programs
1 Answer(s)      5 years and 5 months ago
Posted in : Java Beginners

write a program in java to input 10 numbers in an array and print out the Armstrong numbers from the set.

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December 15, 2011 at 4:34 PM


import java.util.*;
class  ArmstrongNumbers
{
    public static boolean find(int num){
        boolean isArmstrong=false;
        int n = num;
        int check=0,remainder;
        while(num > 0){
        remainder = num % 10;
        check = check + (int)Math.pow(remainder,3);
        num = num / 10;
        }
        if(check == n)
        isArmstrong=true;
        else
        isArmstrong=false;

        return isArmstrong;
    }
    public static void main(String[] args) 
    {
        Scanner input=new Scanner(System.in);
        System.out.println("Enter Numbers: ");
        int array[]=new int[10];
        for(int i=0;i<array.length;i++){
            array[i]=input.nextInt();
        }
        System.out.println("Armstrong Numbers are: ");
        for(int i=0;i<array.length;i++){
            if(find(array[i])){
                System.out.println(array[i]);
            }
        }

    }
}

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