//By Abid Ali

#include <iostream>
#include <cmath>

using namespace std;

int main() {

float a, b, c, x1, x2, determinant, realPart, imaginaryPart;
cout << "Enter coefficients of x :\t ";
cin >> a ;
cout << "Enter coefficients of x^2:\t ";
cin >>b;
cout << "Enter coefficients of c :\t ";
cin >>c;
determinant = b*b - 4*a*c;

if (determinant > 0) {

x1 = (-b + sqrt(determinant)) / (2*a);
x2 = (-b - sqrt(determinant)) / (2*a);
cout << "Roots are real and different." << endl;
cout << "x1 = " << x1 << endl;
cout << "x2 = " << x2 << endl;
}

else if (determinant == 0) {
cout << "Roots are real and same." << endl;
x1 = (-b + sqrt(determinant)) / (2*a);
cout << "x1 = x2 =" << x1 << endl;
}

else {

realPart = -b/(2*a);
imaginaryPart =sqrt(-determinant)/(2*a);
cout << "Roots are complex and different." << endl;
cout << "x1 = " << realPart << "+" << imaginaryPart << "i" << endl;
cout << "x2 = " << realPart << "-" << imaginaryPart << "i" << endl;
}

return 0;
}

/* OutPut
Enter coefficients of x : 2
Enter coefficients of x^2 : 5
Enter coefficients of c : -8

Roots are real and different.
x1= 1.1085
x2= -3.6085*/