/* ****
 * Do a little work in C.  In particular, 
 * convert fahreneheit to celcius
 * This version is much better
 * @author gtowell
 * Created: Jan 2021
 */
#include <stdio.h>

#define FREEZING_PT 32.0
#define SCALE_FACTOR (5.0/9.0) 

int main(void)
{
  double fahren, celcius;

  printf("Enter Fahrenheit temperature: ");
  scanf("%lf", &fahren);

  celcius = (fahren - FREEZING_PT) * SCALE_FACTOR;

  printf("Celsius equivalent: %.1f\n", celcius);

  return 0;
} // main()