Gadgets

Showing posts with label print sum of a number. Show all posts
Showing posts with label print sum of a number. Show all posts

Wednesday, 9 December 2015

Print digit sum program in java

Print digit sum program in java
Here in this program if we enter any number, calculate and print sum
For example: number is 123
1+2+3=6, sum is 6
import java.util.Scanner;
public class DigitSum {
   public static void main(String[] arg){
        Scanner sc=new Scanner(System.in);
        System.out.println("Enter a digit : ");
        int num=sc.nextInt();
        int sum=0,a;
        System.out.print(num +" sum is ");
        while(num > 0 )  { 
          a = num % 10;
          sum = sum + a ;
          num = num / 10 ;         
      }
        System.out.println(sum);
    } 
}
/*
Output:
Enter a digit : 
1234
1234 sum is 10
*/