using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Quadratic equation determinant\n");

        Console.Write("input a =  ");

        Double firstNumber = Convert.ToDouble(Console.ReadLine());

        Console.Write("input b =  ");

        Double secondNumber = Convert.ToDouble(Console.ReadLine()); 

        Console.Write("input c =  ");

        Double thirdNumber = Convert.ToDouble(Console.ReadLine());  

        //Start Calculation

        Double Result = (secondNumber * secondNumber) - (4 * firstNumber * thirdNumber);

        string roots = "";

        //Types of Roots

        if (Result == 0)

        {

            roots = "1 root";

        }

        else if (Result > 0)

        {

            roots = "2 roots";

        }   

        else if (Result < 0)

        {

            roots = "imaginary roots";

        }   

        Console.Write("The Answer for Quadratic Equation is " + Result + " and the roots is " + roots);

    }

}