9.1. Write a program that read a positive integer and display its factorial.

#include<stdio.h> 

#include<conio.h>
void main ()

{
int i,n;
long fact=1;
clrscr ();
printf ("Enter any number: ");
scanf("%d", &n);
for (i=1; i<=n; i++)
fact=fact*i;
printf ("Factorial %d= %ld", n, fact);
getch ();

}