Java Program to find Sum and Product of Digit

       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);
     }
   }