Program to find SUM AND PRODUCT of a given Digit.

Source code

class Sum_Product_ofDigit{
      public static void main(String args[]){
            int num = Integer.parseInt(args[0]);         //taking value as command line argument.
            int temp = num,result=0;
            //Logic for sum of digit
            while(temp>0){
               result = result + temp;
               temp--;
            }
            System.out.println("Sum of Digit for "+num+" is : "+result);
            //Logic for product of digit
            temp = num;
            result = 1;
            while(temp > 0){
                 result = result * temp;
                 temp--;
            }
            System.out.println("Product of Digit for "+num+" is : "+result);
   }
}