C PROGRAM TO FIND A FACTORIAL NUMBER

#include<stdio.h>

#include<conio.h>

int main()

{

int a;

long int fact=1;

printf("input a whole nos:");

scanf("%d".&a);

while(n>1)

{

fact=fact*a;

a--;

}

printf("factorial=%ld",fact);

getch();

}

                              AHAD🙏🙏