#include <iostream>
using namespace std;

int main ()
{
	double temp1, temp2, velocity;
  //Only changed these two lines
  bool programRun = true;
  //Program will continously run indefinitely. Simply have an option like "Enter start temperature in degrees Celsius or type 'x' or 'X' to end the program"
  while(programRun == true)
  {
    cout << "Enter start temperature in degrees Celsius =>\n";
    cin >> temp1;
    cout << "Enter end temperature in degrees Celsius =>\n";
    cin >> temp2;

    while ( temp1 > temp2 )
    {
      cout << "Start temperature must be less than end temperature. Please try again.";
      cout << "Enter start temperature in degrees Celsius =>\n";
      cin >> temp1;
      cout << "Enter end temperature in degrees Celsius =>\n";
      cin >> temp2;
    }

  //Run program if end temp is smaller than start temp.
    while ( temp1 < temp2 )
    {
      velocity=(.61*temp1)+331.3;
      cout << "At "<<temp1<<" degrees Celsius the veloicty of sound is ";

      cout.setf(ios::fixed);
      cout.setf(ios::showpoint);
      cout.precision(1);
      cout << velocity<< " m/s\n";
      temp1++;
      }

  }


	return 0;
}