#include <iostream>
#include <math.h>
using namespace std;
int main () 
{
	float a, b, c, x1, x2, delta;
	cout <<"Podaj wartosc a: ";
	cin >> a;
	cout << "Podaj wartosc b: ";
	cin >> b;
	cout << "Podaj wartosc c: ";
	cin >> c;
	if (a==0)
{
	cout << "Nie dziala";
}
delta = b*b-(4*a*c);
if (delta==0)
{
	x1= (-b)/(2*a);
	cout <<"Wynik to: "<< x1;
}
else
{
if(delta>0)
{
delta=sqrt(delta);
x1=(-b-delta)/(2*a);
cout << "x1 to: "<< x1 <<endl;
x2=(-b+delta)/(2*a);
cout << "x2 to: "<< x2;
} 
else 
{
	cout <<"delta ujemna";
}
}
	return 0;
}