Factorial program in c using for loop

#include <stdio.h>
int main(){
   int c, n, fact = 1;
   printf("Enter a number to calculate it's factorial\n");
   scanf("%d", &n);
   for (c = 1; c <= n; c++)
      fact = fact * c;
   printf("Factorial of %d = %d\n", n, fact);
   return 0;
}