recursion.cpp

// A C++ program to demonstrate working of recursion
// https://www.geeksforgeeks.org/recursion/
#include <bits/stdc++.h>
using namespace std;
 
void printFun(int test)
{
    if (test < 1)
        return;
    else 
    {
        cout << test << " ";
        printFun(test - 1);
        cout << test << " ";
        return;
    }
}
 
int main()
{
    int test = 3;
    printFun(test);
}