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package java_core;

import java.util.Scanner;

import java.lang.Math;

public class QuadraticEquation {

public static void main(String args[]){

Scanner sc = new Scanner(System.in);

System.out.println("Quadratic equation = ax^2+bx+c=0. Kindly enter the value of a : ");

int a = sc.nextInt();

System.out.println("Quadratic equation = ax^2+bx+c=0. Kindly enter the value of b : ");

int b = sc.nextInt();

System.out.println("Quadratic equation = ax^2+bx+c=0. Kindly enter the value of c : ");

int c = sc.nextInt();

double discriminant = ((b*b) - (4*a*c));

double root1 = (-b + Math.sqrt(discriminant))/(2*a);

double root2 = (-b - Math.sqrt(discriminant))/(2*a);

if (discriminant==0){

System.out.println("The value of root (x) is : "+root1);

}

else if(discriminant>0){

System.out.println("The roots are unequal real roots. The values of roots are: "+root1 +" and "+root2);

}

else{

System.out.println("this equation has no real roots");

}

}

}