factorial using recursion

/*****************************
 *  Umang B Bhatt            *
 *   bhatt.umang7@gmail.com  *
 *****************************/

/**
 * program for finding factorial using recursion
 */

#include<stdio.h>

int fun(int n)
{

 if(n>1)
 {
  return n*fun(n-1);
 }

 else
 {
  return 1;
 }
}

void main()
{

 int n =3 ;
 printf("\nEnter a number to find factorial: ");
 scanf("%d",&n);

 printf("Factorial is: %d\n",fun(n));
}