WAP to find factorial of any number

#include <stdio.h>
#include <conio.h>

void main()
{
	int i,n,f=1;
	clrscr();
	printf("Enter No.");
	scanf("%d",&n);
	for(i=n;i>0;i--)
		f=f*i;
	printf("%d's Factorial value is : %d",n,f);
	getch();

}