sum of digits java recursion
import java.util.Scanner; public class SumDigit { public static void main(String[] argh){ System.out.println("Enter int"); Scanner input = new Scanner(System.in); int n = input.nextInt(); int sum = 0 ; int i = 0; print( i =Sum_of_digits(sum,n)); } public static int Sum_of_digits(int sum,int n){ if(n<=0) return sum ; sum += n%10; return Sum_of_digits(sum,n/10); } public static void print(int n){ System.out.print(n); } }