Practice1, Practice2, Lab1_var4 and lab2_var 3 are ready Zheludkov

.gitignore

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+### Folders ###
+HELP.md
+target/
+out/
+!**/src/ru/mirea/**
+!**/src/**
+
+
+### IntelliJ IDEA ###
+*.idea
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+
+### VS Code ###
+.vscode/
+
+### Text files ###
+*.txt
+
+
+### macOS ###
+.DS_Store

Lab4_var1-Zheludkov/Lab4_var1-Zheludkov.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

Lab4_var1-Zheludkov/src/lab4/var1/Car.java

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+package lab4.var1;
+
+public class Car implements Nameable{
+    private String name;
+    private final double speed = 102;
+
+    public Car(String name){
+        this.name = name;
+    }
+    public Car(){};
+
+    public String getName() {
+        return name;
+    }
+
+    public double getSpeed() {
+        return speed;
+    }
+}

Lab4_var1-Zheludkov/src/lab4/var1/Main.java

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+package lab4.var1;
+
+
+public class Main {
+    public static void main(String[] args) {
+        Planet saturn = new Planet("Saturn");
+        Car car = new Car("Honda");
+        System.out.println("Name of planet: " + saturn.getName());
+        System.out.println("Name of car: " + car.getName());
+
+        Nameable obj = new Planet("Earth"); //Мы можем использовать только поля класса Planet,но не его методы.
+        //Методы, мы можем использовать только те, которые прописаны в интерфейсе.
+        System.out.println("Name of planet: " + obj.getName());
+        obj = new Car("Ford");
+        System.out.println("Name of car: " + obj.getName());
+
+    }
+}

Lab4_var1-Zheludkov/src/lab4/var1/Nameable.java

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+package lab4.var1;
+
+public interface Nameable {
+    String getName();
+}

Lab4_var1-Zheludkov/src/lab4/var1/Planet.java

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+package lab4.var1;
+
+public class Planet implements Nameable{
+    private String name;
+    private final double radius = 10;
+    public Planet(String name){
+        this.name = name;
+    }
+    public Planet(){};
+
+    public String getName() {
+        return name;
+    }
+
+    public double getRadius(){
+        return radius;
+    }
+}

lab10-Zheludkov/src/lab10/Task1/Main.java

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+package lab10.Task1;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.lang.String;
+
+public class Main {
+
+    public static <E> void arrayToList(E[] array, List<E> list){
+        list.addAll(Arrays.asList(array));
+    }
+
+    public static <E> void print(E[] array){
+        for(E it:array){
+            System.out.print(it + " ");
+        }
+    }
+
+    public static void main(String[] args) {
+        String[] array = new String []{"First", "Second", "Third", "Fouth", "Fifth"};
+        List<String> list = new ArrayList<>();
+
+        System.out.println("Array:");
+        print(array);
+        System.out.println();
+        arrayToList(array, list);
+        System.out.println("List:");
+        print(array);
+    }
+}

lab12-zheludkov/src/lab12/task3/lab12.java

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+package lab12.task3;
+
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class lab12 {
+    public static void main(String[] args) {
+        //String regex = "([0-31]){2}/([1-12]){2}/([1900-9999])";
+        Pattern mailPattern = Pattern.compile("([3][0-1]|[1-2][0-9]|[0][1-9])[/]([0][1-9]|[1][0-2])[/]([1][9][0-9][0-9]" +
+                "|[2-9][0-9][0-9][0-9])");
+        String date = new String("01/10/2343");
+        Matcher matcher = mailPattern.matcher(date);
+        if(matcher.matches()){
+            System.out.println("It is right date");
+        }
+        else
+            System.out.println("It is not right date");
+    }
+
+
+}

lab16-Zheludkov/src/lab16/Address.java

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+package lab16;
+
+public final class Address {
+    private String cityName;
+    private int zipCode;
+    private String streetName;
+    private String StreetName;
+    private int buildingNumber;
+    private char buildingLetter;
+    private int apartmentNumber;
+
+    public Address EMPTY_ADDRESS;
+
+    public String getCityName() {
+        return cityName;
+    }
+
+    public int getZipCode() {
+        return zipCode;
+    }
+
+    public String getStreetName() {
+        return streetName;
+    }
+
+    public int getBuildingNumber() {
+        return buildingNumber;
+    }
+
+    public char getBuildingLetter() {
+        return buildingLetter;
+    }
+
+    public int getApartmentNumber() {
+        return apartmentNumber;
+    }
+}

lab16-Zheludkov/src/lab16/Alcoholable.java

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+package lab16;
+
+public interface Alcoholable {
+    boolean isAlcoholDrink();
+    double getAlcoholvol();
+}

lab16-Zheludkov/src/lab16/Customer.java

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+package lab16;
+
+public final class Customer {
+    private String firstName;
+    private String secondName ;
+    private int age;
+    private Address address;
+    private Customer MATURE_UNKNOWN_CUSTOMPER;
+    private Customer NOT_MATURE_UNKNOWN_COSTUMER;
+
+    public String getFirstName() {
+        return firstName;
+    }
+
+    public String getSecondName() {
+        return secondName;
+    }
+
+    public int getAge() {
+        return age;
+    }
+
+    public Address getAddress() {
+        return address;
+    }
+}

lab16-Zheludkov/src/lab16/Dish.java

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+package lab16;
+
+public final class Dish extends MenuItem {
+}

lab16-Zheludkov/src/lab16/Drink.java

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+package lab16;
+
+public final class Drink extends MenuItem implements Alcoholable{
+
+    private DrinkTypeEnum type;
+    private double alcoholVol;
+
+//    public Drink(int cost, String name, String description) {
+//        super(cost, name, description);
+//        if(name.equals(""))
+//            throw new IllegalArgumentException();
+//        if(description.equals(""))
+//            throw new IllegalArgumentException();
+//
+//    }
+
+
+    public Drink(DrinkTypeEnum type, Double alcoholVol) {
+        this.type = type;
+        this.alcoholVol = alcoholVol;
+    }
+
+    @Override
+    public boolean isAlcoholDrink() {
+        return type.isAlcohol();
+    }
+
+    @Override
+    public double getAlcoholvol() {
+        return alcoholVol;
+    }
+}