18.11. Write a function that gets any positive integer and returns its factorial.

#include<stdio.h>
#include<conio.h>
long Fact(int n)
{
int i;
long fact=1;
for (i=1; i<n; i++)
fact=fact *i;
return fact:
}
void main ()
{
int n;
clrscr();
printf("Enter any positive integer: ");
scanf ("%d", &n);
printf("Factorial %d= %ld",n, Fact (n)) ;
getch ();
}