C program to find factorial

Q: program to find the factorial value of any number entered through the keyboard.

#include

#include

void main()

{

int i=1,num,fact=1;

clrscr();

printf("enter any number: ");

scanf("%d",&num);

while(i<=num)

{

fact=fact*i;

i++;

}

printf("\tfactorial=%d",fact);

getch();

}