Java Recursion Program Practise 4 - to input a number and display sum from 1 to that number

Java Program to input a number and display sum from 1 to that number using Recursion

Output


import java.util.*;

class Main {

    int add(int n){

        if(n>0){

            return (n + add(n-1));

        }

        else

        return 0;

    }

    public static void main(String[] args) {

        Scanner in = new Scanner(System.in);

        int a;

        System.out.println("Enter the number of which the sum is desired from 1 to the number n");

        a = in.nextInt();

        Main ob = new Main();

      System.out.println( ob.add(a));

        

    }

}

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