#include <iostream.h>
#include <iomanip.h>

// a temperature conversion program
int main()
{
  char tempType;
  float temp, fahren, celsius;

  cout << "\nEnter the temperature to be converted: ";
  cin  >> temp;
  cout << "Enter an f if the temperature is in Fahrenheit";
  cout << "\n or a c if the temperature is in Celsius: ";
  cin  >> tempType;

    // set output formats
  cout << setiosflags(ios::fixed)
       << setiosflags(ios::showpoint)
       << setprecision(2);

  if (tempType == 'f')
  {
    celsius = (5.0 / 9.0) * (temp - 32.0);
    cout << "\nThe equivalent Celsius temperature is "
	 << celsius << endl;
  }
  else
  {
    fahren =  (9.0 / 5.0) * temp + 32.0;
    cout << "\nThe equivalent Fahrenheit temperature is "
         << fahren << endl;
  }

  return 0;
}