import java.io.*;
import java.sql.SQLOutput;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) throws IOException {
        //System.out.println(denememet("deneme"));
        System.out.println(!("Bash" == "piton" && "ve mantık" == "konusu") || 2 == 3);
        System.out.println(1 > 2);
        System.out.println((2 + 3) >= (3 + 2));
        System.out.println("Hayat" != "güzel");
        //denemecase();

        Scanner scanner = new Scanner(System.in);
        proje1(scanner);
    }

    public static Object denememet(String denemeobj) {
        Scanner scannerdeneme1 = new Scanner(System.in);
        String inputal1 = scannerdeneme1.next();
        if (denemeobj == inputal1) {
            return "Tamamdır beya";
        } else {
            return "Olmadı";
        }
    }
    public static void denemecase() throws IOException {
        System.out.println("İyi misin kötü mü?");
        Scanner scannercase = new Scanner(System.in);
        String deger = scannercase.next();
        switch(deger.toLowerCase()) {
            case "iyi":
                System.out.println("Yalan");
                break;
            case "kötü":
                System.out.println("sad");
                ProcessBuilder  minecraft = new ProcessBuilder("/usr/bin/prismlauncher");
                minecraft.start();
                break;
            default:
                System.out.println("Düzgün cevap ver iyimin kötümün");
                denemecase();
                break;
        }
    }

    public static void proje1(Scanner scanner) {
        System.out.println("Yapacağınız işlemi seçiniz:\n1.Hesap makinesi\n2.Ortalama Hesaplama\n3.Deneysel oyun");
        int secenek = -1;
        while (secenek == -1) {
            switch(scanner.nextLine()) {
                case "1":
                    secenek = 1;
                    break;
                case "2":
                    secenek = 2;
                    break;
                case "3":
                    secenek = 3;
                    break;
                default:
                    System.out.println("Lütfen adam akıllı girin şu seçeneği. ( 1 | 2 | 3 )");
                    break;
            }
        }
        if (secenek == 1) {
            int hesapislem = -1;
            while (hesapislem == -1) {
                System.out.println("İşlem ne olsun kral?\n1.Toplama\n2.Çıkarma\n3.Çarpma\n4.Bölme\n5.Üst alma\n6.Çıkış");
                switch(scanner.nextLine()) {
                    case "1":
                        System.out.println("İki dane yan yana sayı gir hacı");
                        try{
                            System.out.println(Double.parseDouble(scanner.next()) + Double.parseDouble(scanner.next()));
                        } catch (NumberFormatException e) {
                            throw new RuntimeException(e);
                        }
                        if (scanner.hasNextLine()) {scanner.nextLine();}
                        break;
                    case "2":
                        System.out.println("İki dane yan yana sayı gir hacı");
                        try{
                            System.out.println(Double.parseDouble(scanner.next()) - Double.parseDouble(scanner.next()));
                        } catch (NumberFormatException e) {
                            throw new RuntimeException(e);
                        }
                        if (scanner.hasNextLine()) {scanner.nextLine();}
                        break;
                    case "3":
                        System.out.println("İki dane yan yana sayı gir hacı");
                        try{
                            System.out.println(Double.parseDouble(scanner.next()) * Double.parseDouble(scanner.next()));
                        } catch (NumberFormatException e) {
                            throw new RuntimeException(e);
                        }
                        if (scanner.hasNextLine()) {scanner.nextLine();}
                        break;
                    case "4":
                        System.out.println("İki dane yan yana sayı gir hacı");
                        try{
                            System.out.println(Double.parseDouble(scanner.next()) / Double.parseDouble(scanner.next()));
                        } catch (NumberFormatException e) {
                            throw new RuntimeException(e);
                        }
                        if (scanner.hasNextLine()) {scanner.nextLine();}
                        break;
                    case "5":
                        System.out.println("İki dane yan yana sayı gir hacı");
                        try{
                            System.out.println(Math.pow(Double.parseDouble(scanner.next()), Double.parseDouble(scanner.next())));
                        } catch (NumberFormatException e) {
                            throw new RuntimeException(e);
                        }
                        if (scanner.hasNextLine()) {scanner.nextLine();}
                        break;
                    case "6":
                        System.out.println("Şimdilik hoşçakal...");
                        hesapislem = 0;
                        break;
                }
            }
        }
    }
}