sum of digits of a number in java -programmingraja

 Aim:- Write a program to sum of digits of a number.

Software used:- Notepad, Command prompt

Program coding:-

class sumdigit

{ 

        public static void main(String args[]) 

        { 

  

int d,n,sum=0;

n = Integer.parseInt(args[0]);

do

{

d=n%10;

n=(int)n/10;

sum=sum+d;

}

while(n>0);

 

      System.out.println("The number contains " +  sum+" digits"); 

   } 

}

Output:-