/* Program Name: Find Factorial
*/
#include<stdio.h>
int find_factorial(int);
int main()
{
int num, fact;
//Ask user for the input and store it in num
printf("\nEnter any integer number:");
scanf("%d",&num);
//Calling our user defined function
fact =find_factorial(num);
//Displaying factorial of input number
printf("\nfactorial of %d is: %d",num, fact);
return 0;
}
int find_factorial(int n)
{
//Factorial of 0 is 1
if(n==0)
return(1);
//Function calling itself: recursion
return(n*find_factorial(n-1));
}