recursive function examples

gistfile1.hpp

// recursive function examples
#include<iostream>
using namespace std;

void printForward(int p) { 
	
	if (p==0) 
	  return; 
	cout << p; 
	printForward(p-1); 
	return; 
}

void printBackward(int p) { 
	
	if (p==0) 
	  return;
	printBackward(p-1);
	cout << p; 
	return; 
} 


int main() {

  printForward(4);
  cout << endl;
  printBackward(4); 
  cout << endl;

  return 0;
}

/* sample output:

$ ./a.out
4321
1234

*/