using System;

​

public class Program

{

​

​

    public static void Main()

    {

​

        Console.WriteLine("1-ci ededi daxil edin: ");

        double number1 = double.Parse(Console.ReadLine());

        Console.WriteLine("2-ci ededi daxil edin: ");

        double number2 = double.Parse(Console.ReadLine());

        Console.WriteLine("'+' Toplama");

        Console.WriteLine("'-' Cixma");

        Console.WriteLine("'*' Vurma");

        Console.WriteLine("'/' Bolme");

        Console.WriteLine("Emeliyyati daxil edin: ");

        char operation = char.Parse(Console.ReadLine());

​

​

        switch (operation)

        {

            case '+':

                Toplama(number1, number2);

                break;

            case '-':

                Ferq(number1, number2);

                break;

            case '*':

                Hasil(number1, number2);

                break;

            case '/':

                Nisbet(number1, number2);

                break;

            default:

                Console.WriteLine("Operasiyani duzgun daxil etmemisiniz!");

                break;

        }

​

    }

​

    static void Toplama(double number1, double number2)

    {

​

​

​

        Console.WriteLine("Cem=" + (number2 + number1));

​

    }

    static void Ferq(double number1, double number2)

    {

        double ferq;

        if (number1 > number2)

        {

            ferq = number1 - number2;

        }

        else

        {

            ferq = number2 - number1;

        }

​

        Console.WriteLine($"Ferq={ferq}");

    }

​

    static void Hasil(double number1, double number2)

    {

​

        Console.WriteLine($"Hasil={number1 * number2}");

    }

    static void Nisbet(double number1, double number2)

    {

        if (number1 != 0 && number2 != 0)

        {

            Console.WriteLine($"Nisbet={number1 / number2}");

        }

        else

        {

            Console.WriteLine("Elemiyyat yalnishdir");

        }

    }

​

}