// Goal: The goal is to write programs in the text to practice loops and 
// things ....
//

#include <iostream>
#include <iomanip>
#incude <cmath>

using namespace std;

int main()
{
	cout << fixed << showpoint << setprecision(1);
	float x, y;
	int a, b, c;
	char letter;
	
	cout << "Do you want to run? (y=yes, q=quit): ";
	cin >> letter;

	while( letter != 'q' )
	if ( disc > 0 )
	{

		cout << "Input the three integers a, b, and c. ";
	        cin >> a >> b >> c;
        
	        float disc = b * b - 4.0 * a * c;


		x = (-b + sqrt( disc ) ) / ( 2.0 * a );
		y = (-b - sqrt( disc ) ) / ( 2.0 * a );
		cout << "The roots are: "
			<< x << "  " << y << endl;
	}
	else if ( disc == 0)
	{	x = ( -b + sqrt( disc ) ) / ( 2.0 * a );
		cout << "The root is: "
			<< x << endl;
	}
	else
		cout << "No root. \n";

	cout << "Do you want to run the program again? (y=yes, q=quit): ";
	cin >> letter;
}
	return 0;
}