Question

How to sum the digits of a number using for loop in Java

Answer 1

public class MyClass {
    public static int sumDigits(long num) {
        int sum = 0;
        
        for (sum = 0; num != 0; num = num / 10)       {  
            sum += num % 10;  
        }  
        
        return sum;
    }
    public static void main(String args[]) {
        long n = 59017;
 
        System.out.println(sumDigits(n));
    }
}
  
  
  
  
/*
run:
  
22
  
*/

 

70+ SQL courses for beginners and professionals