PROGRAM TO FIND FACTORIAL OF A NUMBER IN C

#include<stdio.h>

#include<conio.h>

void main()

{

clrscr();

int i,f,n;
printf("Enter any number:");
scanf("%d",&n);
f=n;

for(i=1; i<=n; i++)
{
f=f*i;
}

printf("Factorial is: %d",f);
getch();
}

----------------------------
         OUTPUT 
----------------------------

Enter any number: 5
Factorial is: 120

FIBONACCI SERIES IN C >>