#include <iostream>
#include <cmath>
#include <string>

using namespace std;

class test
{
double quadPositiveFormula(double a, double b, double c);
double quadNegativeFormula(double a, double b, double c);
double quadCalculator(double a, double b, double c);
};

int main()
{
    cout << "Calcy Calculator alpha 0.1" << endl;
	test quadCalculator();				// miss something
    return 0;
}

double quadNegativeFormula(double a, double b, double c){

    double negativeFormula = (-b - sqrt(b*b-4*a*c))/2*a;
    return negativeFormula;

}

double quadPositiveFormula(double a, double b, double c){

    double positiveFormula = (-b + sqrt(b*b-4*a*c))/2*a;
    return positiveFormula;

}

double quadCalculator (double a, double b, double c) {

    cout << "Enter values a, b, and c respectively" << endl;
    cout << "A: "; cin >> a;
    cout << "B: "; cin >> b;
    cout << "C: "; cin >> c;

        if (a == 0){
            cout << "Undefined, A cannot be 0!" << endl;
        }
        else {
            cout << "Root 1: " << quadPositiveFormula(a, b, c) << endl;
            cout << "Root 2: " << quadNegativeFormula(a, b, c) << endl;

        }

    return 0;

}