factorial of a number using c

[ghost]

#include <stdio.h>

int main()
{
int c, n, fact = 1;

printf("Enter a number to calculate its factorial\n");
scanf("%d", &n);

for (c = 1; c <= n; c++)
fact = fact * c;

printf("Factorial of %d = %d\n", n, fact);

return 0;
}