Question

Write a program to input a number and print whether the number is a special number or not. (A number is said to be a special number, if the sum of the factorial of the digits of the number is same as the original number).

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Code

				
					import java.util.Scanner;
public class program6
{
    public static void main(String args[])
    {
	int num=0, temp=0, digit=0, sum = 0 , fact=0,i=0;
        Scanner sc = new Scanner(System.in);
        System.out.println("Enter the number to be checked.");
        num = sc.nextInt();
        temp = num;
        
        while(temp!=0)
        {
            digit = temp%10;
	        fact=1;
            for(i = 1; i<=digit; i++)
            {
                fact=fact*i;
            }
            sum = sum + fact;
            temp = temp/10;
        }
        if(sum==num)
        {
            System.out.println(num+" is a Special Number.");
        }
        else
        {
            System.out.println(num+" is not a Special Number.");
        }
    }
}