#include <iostream.h>

double tempvert(double);  // function prototype

int main()
{
  const CONVERTS = 4;  // number of conversions to be made

  int count;           // start of declarations
  double fahren;

  for(count = 1; count <= CONVERTS; count++)
  {
    cout << "\nEnter a Fahrenheit temperature: ";
    cin  >> fahren;
    cout << "The Celsius equivalent is "
         << tempvert(fahren) << endl;
  }

  return 0;
}

// convert fahrenheit to celsius
double tempvert(double inTemp)
{
  return (5.0/9.0) * (inTemp - 32.0);
}