Recursive Factorial

#include<iostream>
using namespace std;

/* Recursive function */
long int factorial(long int no) {
	if(no == 1)
		return 1;
	else
		/* Call the factorial function inside in it */
		return(no * factorial(no - 1));
}

int main() {
	long int cByV, no;
	cout << "Program to calculate factorial" << endl;
	cout << "Enter a number:" << endl;
	cin >> no;

	/* Call factorial function by passing long integer value and receive result in 'cbyv' variable */
	cByV = factorial(no);
	cout << "Factorial: " << cByV << endl;
	return 0;
}


/* Output */
/* Program to calculate factorial
Enter a number:
5

Factorial: 120 */