// Program to illustrate a simple function that returns a float
//
#include <iostream.h>

float centigrade(float fahrenheit) // *returns* the degrees centigrade
{
  return (fahrenheit-32.)*5./9.;
}

void main(void)
{
  cout << "Water freezes at " << centigrade(32.) <<" C\n";
  cout << "In winter set your heater at " << centigrade(65.) <<" C\n";
  cout << "In Tallahassee it can be " << centigrade(100.) <<" C\n";
}