#include <iostream>

using namespace std;

int main()
{
	float	inTemp, outTemp;
	char	choice;

	cout << "Enter C to convert from Celsius to Fahrenheit." << endl;
	cout << "Enter F to convert from Fahrenheit to Celsius." << endl;
	cin >> choice;

	cout << "Enter a temperature to convert: " << endl;
	cin >> inTemp;

	if(choice=='C')
	{
		outTemp = (inTemp*(9.0/5.0)) + 32;
		cout << inTemp << " degrees Celsius is " << outTemp << " degrees Fahrenheit." << endl;
	}

	if(choice=='F')
	{
		outTemp = (inTemp-32) * (5.0/9.0);
		cout << inTemp << " degrees Fahrenheit is " << outTemp << " degrees Celsius." << endl;
	}
}