Create SixthLab.java

Create FifthLab.java
Create FourthLab.java
2023-02-23 15:23:07 +02:00 · 2023-02-23 15:20:58 +02:00 · 2023-02-23 15:19:54 +02:00 · 2023-02-23 15:18:47 +02:00 · 2023-02-23 15:15:35 +02:00 · 2023-02-23 15:14:15 +02:00
60 changed files with 761 additions and 538 deletions
--- a/.idea/.gitignore
+++ b/.idea/.gitignore
@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_18" default="true" project-jdk-name="openjdk-18" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>
--- a/.idea/modules.xml
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/OOP_IO-2x_2023.iml" filepath="$PROJECT_DIR$/OOP_IO-2x_2023.iml" />
+    </modules>
+  </component>
+</project>
--- a/.idea/uiDesigner.xml
+++ b/.idea/uiDesigner.xml
@@ -0,0 +1,124 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Palette2">
+    <group name="Swing">
+      <item class="com.intellij.uiDesigner.HSpacer" tooltip-text="Horizontal Spacer" icon="/com/intellij/uiDesigner/icons/hspacer.svg" removable="false" auto-create-binding="false" can-attach-label="false">
+        <default-constraints vsize-policy="1" hsize-policy="6" anchor="0" fill="1" />
+      </item>
+      <item class="com.intellij.uiDesigner.VSpacer" tooltip-text="Vertical Spacer" icon="/com/intellij/uiDesigner/icons/vspacer.svg" removable="false" auto-create-binding="false" can-attach-label="false">
+        <default-constraints vsize-policy="6" hsize-policy="1" anchor="0" fill="2" />
+      </item>
+      <item class="javax.swing.JPanel" icon="/com/intellij/uiDesigner/icons/panel.svg" removable="false" auto-create-binding="false" can-attach-label="false">
+        <default-constraints vsize-policy="3" hsize-policy="3" anchor="0" fill="3" />
+      </item>
+      <item class="javax.swing.JScrollPane" icon="/com/intellij/uiDesigner/icons/scrollPane.svg" removable="false" auto-create-binding="false" can-attach-label="true">
+        <default-constraints vsize-policy="7" hsize-policy="7" anchor="0" fill="3" />
+      </item>
+      <item class="javax.swing.JButton" icon="/com/intellij/uiDesigner/icons/button.svg" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="0" hsize-policy="3" anchor="0" fill="1" />
+        <initial-values>
+          <property name="text" value="Button" />
+        </initial-values>
+      </item>
+      <item class="javax.swing.JRadioButton" icon="/com/intellij/uiDesigner/icons/radioButton.svg" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="0" hsize-policy="3" anchor="8" fill="0" />
+        <initial-values>
+          <property name="text" value="RadioButton" />
+        </initial-values>
+      </item>
+      <item class="javax.swing.JCheckBox" icon="/com/intellij/uiDesigner/icons/checkBox.svg" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="0" hsize-policy="3" anchor="8" fill="0" />
+        <initial-values>
+          <property name="text" value="CheckBox" />
+        </initial-values>
+      </item>
+      <item class="javax.swing.JLabel" icon="/com/intellij/uiDesigner/icons/label.svg" removable="false" auto-create-binding="false" can-attach-label="false">
+        <default-constraints vsize-policy="0" hsize-policy="0" anchor="8" fill="0" />
+        <initial-values>
+          <property name="text" value="Label" />
+        </initial-values>
+      </item>
+      <item class="javax.swing.JTextField" icon="/com/intellij/uiDesigner/icons/textField.svg" removable="false" auto-create-binding="true" can-attach-label="true">
+        <default-constraints vsize-policy="0" hsize-policy="6" anchor="8" fill="1">
+          <preferred-size width="150" height="-1" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JPasswordField" icon="/com/intellij/uiDesigner/icons/passwordField.svg" removable="false" auto-create-binding="true" can-attach-label="true">
+        <default-constraints vsize-policy="0" hsize-policy="6" anchor="8" fill="1">
+          <preferred-size width="150" height="-1" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JFormattedTextField" icon="/com/intellij/uiDesigner/icons/formattedTextField.svg" removable="false" auto-create-binding="true" can-attach-label="true">
+        <default-constraints vsize-policy="0" hsize-policy="6" anchor="8" fill="1">
+          <preferred-size width="150" height="-1" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JTextArea" icon="/com/intellij/uiDesigner/icons/textArea.svg" removable="false" auto-create-binding="true" can-attach-label="true">
+        <default-constraints vsize-policy="6" hsize-policy="6" anchor="0" fill="3">
+          <preferred-size width="150" height="50" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JTextPane" icon="/com/intellij/uiDesigner/icons/textPane.svg" removable="false" auto-create-binding="true" can-attach-label="true">
+        <default-constraints vsize-policy="6" hsize-policy="6" anchor="0" fill="3">
+          <preferred-size width="150" height="50" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JEditorPane" icon="/com/intellij/uiDesigner/icons/editorPane.svg" removable="false" auto-create-binding="true" can-attach-label="true">
+        <default-constraints vsize-policy="6" hsize-policy="6" anchor="0" fill="3">
+          <preferred-size width="150" height="50" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JComboBox" icon="/com/intellij/uiDesigner/icons/comboBox.svg" removable="false" auto-create-binding="true" can-attach-label="true">
+        <default-constraints vsize-policy="0" hsize-policy="2" anchor="8" fill="1" />
+      </item>
+      <item class="javax.swing.JTable" icon="/com/intellij/uiDesigner/icons/table.svg" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="6" hsize-policy="6" anchor="0" fill="3">
+          <preferred-size width="150" height="50" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JList" icon="/com/intellij/uiDesigner/icons/list.svg" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="6" hsize-policy="2" anchor="0" fill="3">
+          <preferred-size width="150" height="50" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JTree" icon="/com/intellij/uiDesigner/icons/tree.svg" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="6" hsize-policy="6" anchor="0" fill="3">
+          <preferred-size width="150" height="50" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JTabbedPane" icon="/com/intellij/uiDesigner/icons/tabbedPane.svg" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="3" hsize-policy="3" anchor="0" fill="3">
+          <preferred-size width="200" height="200" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JSplitPane" icon="/com/intellij/uiDesigner/icons/splitPane.svg" removable="false" auto-create-binding="false" can-attach-label="false">
+        <default-constraints vsize-policy="3" hsize-policy="3" anchor="0" fill="3">
+          <preferred-size width="200" height="200" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JSpinner" icon="/com/intellij/uiDesigner/icons/spinner.svg" removable="false" auto-create-binding="true" can-attach-label="true">
+        <default-constraints vsize-policy="0" hsize-policy="6" anchor="8" fill="1" />
+      </item>
+      <item class="javax.swing.JSlider" icon="/com/intellij/uiDesigner/icons/slider.svg" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="0" hsize-policy="6" anchor="8" fill="1" />
+      </item>
+      <item class="javax.swing.JSeparator" icon="/com/intellij/uiDesigner/icons/separator.svg" removable="false" auto-create-binding="false" can-attach-label="false">
+        <default-constraints vsize-policy="6" hsize-policy="6" anchor="0" fill="3" />
+      </item>
+      <item class="javax.swing.JProgressBar" icon="/com/intellij/uiDesigner/icons/progressbar.svg" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="0" hsize-policy="6" anchor="0" fill="1" />
+      </item>
+      <item class="javax.swing.JToolBar" icon="/com/intellij/uiDesigner/icons/toolbar.svg" removable="false" auto-create-binding="false" can-attach-label="false">
+        <default-constraints vsize-policy="0" hsize-policy="6" anchor="0" fill="1">
+          <preferred-size width="-1" height="20" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JToolBar$Separator" icon="/com/intellij/uiDesigner/icons/toolbarSeparator.svg" removable="false" auto-create-binding="false" can-attach-label="false">
+        <default-constraints vsize-policy="0" hsize-policy="0" anchor="0" fill="1" />
+      </item>
+      <item class="javax.swing.JScrollBar" icon="/com/intellij/uiDesigner/icons/scrollbar.svg" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="6" hsize-policy="0" anchor="0" fill="2" />
+      </item>
+    </group>
+  </component>
+</project>
--- a/.idea/vcs.xml
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
--- a/OOP_IO-2x_2023.iml
+++ b/OOP_IO-2x_2023.iml
--- a/lab1/out/production/lab1/Main.class
+++ b/lab1/out/production/lab1/Main.class
--- a/lab1/src/Main.java
+++ b/lab1/src/Main.java
@@ -1,21 +0,0 @@
-public class Main {
-
-    public static void main(String[] args) {
-        float s = 0.0f, a = 2.0f, b = 1.0f, m = 6.0f, n = 4.0f;
-        int c = 1;
-
-        for (float i = a; i <= m; i++) {
-            // Перевірка ділення на 0.
-            if (i == -1) {
-                System.out.println("Помилка: ділення на нуль не можливе.");
-                return;
-            }
-            for (float j = b; j <= n; j++) {
-                s += (i + j) / (i + c);
-            }
-        }
-
-        System.out.println("S = " + s);
-    }
-
-}
--- a/lab1/ООП
+++ b/lab1/ООП
--- a/lab2/lab2.iml
+++ b/lab2/lab2.iml
@@ -1,11 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module type="JAVA_MODULE" version="4">
-  <component name="NewModuleRootManager" inherit-compiler-output="true">
-    <exclude-output />
-    <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
-    </content>
-    <orderEntry type="inheritedJdk" />
-    <orderEntry type="sourceFolder" forTests="false" />
-  </component>
-</module>
--- a/lab2/out/production/lab2/Main.class
+++ b/lab2/out/production/lab2/Main.class
--- a/lab2/src/Main.java
+++ b/lab2/src/Main.java
@@ -1,59 +0,0 @@
-public class Main {
-
-    public static void main(String[] args) {
-
-        // Створення матриць.
-        char[][] a = {
-                {12, 4, 8, 11},
-                {16, 9, 3, 13},
-                {7, 11, 16, 15}
-        };
-        char[][] b = {
-                {15, 12, 4, 5},
-                {19, 1, 3, 11},
-                {2, 11, 6, 10}
-        };
-
-        System.out.println("Матриця A: ");
-        for (char[] i : a) {
-            for (char j : i) {
-                /* При виведенні елементів ми додаємо пробіли на кінці
-                цілого числа (%-4d) задля легшого читання матриці.
-                */
-                System.out.printf("%-4d", (int) j);
-            }
-            System.out.println();
-        }
-
-        System.out.println("\nМатриця B: ");
-        for (char[] i : b) {
-            for (char j : i) {
-                System.out.printf("%-4d", (int) j);
-            }
-            System.out.println();
-        }
-
-        // Перевірка на те, чи є матриці однакових форм.
-        if (a[0].length != b[0].length || a.length != b.length) {
-            System.out.println("Матриці А і В мають різні форми.");
-        } else {
-            int[][] c = new int[a.length][a[0].length];
-            float sum = 0;
-
-            System.out.println("\nМатриця С: ");
-            for (int i = 0; i < a.length; i++) {
-                for (int j = 0; j < a[i].length; j++) {
-
-                    c[i][j] = (byte) a[i][j] ^ (byte) b[i][j];
-                    sum += c[i][j];
-                    System.out.printf("%-4d", c[i][j]);
-                }
-                System.out.println();
-            }
-
-            float average = sum / (c.length * c[0].length);
-            System.out.printf("\nСереднє значення матриці С: %.3f", average);
-        }
-    }
-
-}
--- a/lab2/ООП
+++ b/lab2/ООП
--- a/lab3/lab3.iml
+++ b/lab3/lab3.iml
@@ -1,11 +0,0 @@
-<?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$/src" isTestSource="false" />
-    </content>
-    <orderEntry type="inheritedJdk" />
-    <orderEntry type="sourceFolder" forTests="false" />
-  </component>
-</module>
--- a/lab3/out/production/lab3/Main.class
+++ b/lab3/out/production/lab3/Main.class
--- a/lab3/src/Main.java
+++ b/lab3/src/Main.java
@@ -1,54 +0,0 @@
-import java.util.Arrays;
-import java.util.Scanner;
-
-public class Main {
-
-    public static void main(String[] args) {
-        Scanner scanner = new Scanner(System.in);
-        StringBuffer text = new StringBuffer(scanner.nextLine());
-        String str_text = text.toString();
-        // Заміна ? й ! на .
-        str_text = str_text.replaceAll("[?!]", ".");
-        // Очищення від спеціальних символів.
-        str_text = str_text.replaceAll("\"", "");
-        str_text = str_text.replaceAll("-", "");
-        str_text = str_text.replaceAll("[,':;^*&%$#@]", "");
-        // Створення масиву з речень.
-        String[] spl_text = str_text.split("\\.");
-
-        // Перевірка на кількість речень.
-        if (spl_text.length == 0 || spl_text.length == 1) {
-            System.out.println("Не вдалося виконати дію з рядками (було введено одне речення або взагалі нічого)");
-            return;
-        }
-
-        System.out.println("Слова першого речення, яких немає у жодному з наступних:");
-        for (String st : spl_text[0].split(" ")) {
-            int index = 0;
-            for (int i = 1; i < spl_text.length; i++) {
-                // Усунення кейсу з регістром, усунення пробілів.
-                if (Arrays.asList(spl_text[i].toLowerCase().trim().split(" ")).contains(st.trim().toLowerCase())) {
-                    index = 1;
-                    break;
-                }
-            }
-            // Перевірка на те, чи було дане слово хоча б в одному реченні.
-            if (index == 0) {
-                System.out.println(st.trim().toLowerCase());
-            }
-        }
-    }
-
-}
-
-/* [Input]
-"У молодості я взяв собі за правило не пити ні краплі спиртного до обіду. Тепер, коли я вже немолодий, я тримаюся правила не пити ні краплі спиртного до сніданку". - Вінстон Черчилль
-   [Output]
-у
-молодості
-взяв
-собі
-за
-правило
-обіду
- */
--- a/lab3/ООП
+++ b/lab3/ООП
--- a/lab4/lab4.iml
+++ b/lab4/lab4.iml
@@ -1,11 +0,0 @@
-<?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>
--- a/lab4/out/production/lab4/lab4/Main.class
+++ b/lab4/out/production/lab4/lab4/Main.class
--- a/lab4/out/production/lab4/lab4/Sorting$SortByAge.class
+++ b/lab4/out/production/lab4/lab4/Sorting$SortByAge.class
--- a/lab4/out/production/lab4/lab4/Sorting$SortByAlphabet.class
+++ b/lab4/out/production/lab4/lab4/Sorting$SortByAlphabet.class
--- a/lab4/out/production/lab4/lab4/Sorting.class
+++ b/lab4/out/production/lab4/lab4/Sorting.class
--- a/lab4/out/production/lab4/lab4/Student.class
+++ b/lab4/out/production/lab4/lab4/Student.class
--- a/lab4/src/lab4/Main.java
+++ b/lab4/src/lab4/Main.java
@@ -1,40 +0,0 @@
-package lab4;
-
-import java.util.Arrays;
-
-public class Main {
-
-    public static void main(String[] args) {
-
-        // Створення об'єктів класу Student.
-        Student First = new Student("Михайло", "Гордун", 21, "ІПСА", true);
-        Student Second = new Student("Дмитро", "Шарій", 19, "ТЕФ", false);
-        Student Third = new Student("Аліна", "Шарій", 18, "ЕФ", false);
-        Student Fourth = new Student("Назар", "Лоленко", 17, "ФІОТ", true);
-        Student Fifth = new Student("Олександра", "Зеленська", 18, "ФМВ", true);
-
-        // Створення масиву об'єктів класу Student.
-        Student[] ObjArray = new Student[] {First, Second, Third, Fourth, Fifth};
-
-        // Сортування по алфавіту (прізвище ім'я).
-        Arrays.sort(ObjArray, new Sorting.SortByAlphabet());
-        System.out.println("\nСортування за алфавітом (зростання):");
-        for (Student Student : ObjArray) {
-            System.out.println(Student.lastName + " " + Student.firstName);
-        }
-
-        /* Сортування по віці (спадання).
-        Масив сортує масив по зростанню, але в циклі ітерація
-        проходить навпаки, тим самим виводячи елементи з кінця
-        до початку.
-        */
-        Arrays.sort(ObjArray, new Sorting.SortByAge());
-        System.out.println("\nСортування за віком (спадання):");
-        for (int i = ObjArray.length-1; i >= 0; i--) {
-            System.out.print(ObjArray[i].lastName + " ");
-            System.out.print(ObjArray[i].firstName);
-            System.out.println(", вік: " + ObjArray[i].age);
-        }
-    }
-
-}
--- a/lab4/src/lab4/Sorting.java
+++ b/lab4/src/lab4/Sorting.java
@@ -1,52 +0,0 @@
-package lab4;
-
-import java.util.Comparator;
-
-public class Sorting {
-
-    // Непорушний клас, створений на основі абстратного класу Comparator.
-    public static class SortByAlphabet implements Comparator<Student> {
-
-        /* Реалізація методу compare().
-        Метод compare(Object o1, Object 02) є одним із абстрактних методів
-        класу Comparator. Нам потрібно або зробити наш клас абстактним, або
-        реалізувати даний метод. Якщо ж оголосити клас SortByAlphabet
-        абстрактним, ми не зможемо створити на основі його об'єкт, тому
-        вибір очевидний - реалізація методу.
-        */
-        @Override
-        public int compare(Student st1, Student st2) {
-            /* Якщо в нас буде 2 однакових прізвища на порівняння, нам потрібно
-            порівнювати імена аби сортування по алфавіту було правильним.
-            */
-            if (st1.lastName.compareTo(st2.lastName) == 0) {
-                return st1.firstName.compareTo(st2.firstName);
-            } else {
-                return st1.lastName.compareTo(st2.lastName);
-            }
-        }
-
-    }
-
-    // Непорушний клас, створений на основі абстратного класу Comparator.
-    public static class SortByAge implements Comparator<Student> {
-
-        // Аналогічно тут, реалізуємо метод compare().
-        @Override
-        public int compare(Student st1, Student st2) {
-            /* Метод compareTo() приймає лише дані типу String, тому
-            ми перетворюємо вік з int в String. Звісно ж це може привести
-            до неточності. Числа будуть порівнюватись спочатку по перших
-            цифрах, потім по других і тд. Якщо в нас буде, наприклад вік
-            107 і 18 на порівнянні, прогрма порахує, що 18 > 107 по
-            порядку. Тут цим знехтується, адже я сумніваюсь що існують
-            студенти яким >100 років.
-            */
-            String age1 = Integer.toString(st1.age);
-            String age2 = Integer.toString(st2.age);
-            return age1.compareTo(age2);
-        }
-
-    }
-
-}
--- a/lab4/src/lab4/Student.java
+++ b/lab4/src/lab4/Student.java
@@ -1,44 +0,0 @@
-package lab4;
-
-public class Student {
-
-    // Створення полів класу.
-    public String firstName;
-    public String lastName;
-    public int age;
-    private String faculty;
-    private boolean hasStipend;
-
-    // Конструктор класу.
-    public Student(String fn, String ln, int age, String fac, boolean wealth) {
-        setValues(fn, ln, age, fac, wealth);
-        getValues();
-    }
-
-    /* Метод, який нічого не повертає.
-    Визначає поля класу.
-    */
-    private void setValues(String fn, String ln, int age, String fac, boolean wealth) {
-        this.firstName = fn;
-        this.lastName = ln;
-        this.age = age;
-        this.faculty = fac;
-        this.hasStipend = wealth;
-    }
-
-    /* Метод, який нічого не повертає.
-    Виводить значення полів.
-    */
-    private void getValues() {
-        System.out.println("Прізвище та ім'я: " + this.lastName + " " + this.firstName);
-        System.out.println("Вік: " + this.age);
-        System.out.println("Факультет: " + this.faculty);
-        System.out.print("Наявність стипендії: ");
-        if (this.hasStipend)
-            System.out.println("є");
-        else
-            System.out.println("немає");
-        System.out.println("~".repeat(40));
-    }
-
-}
--- a/lab4/ООП
+++ b/lab4/ООП
--- a/lab6/lab6.iml
+++ b/lab6/lab6.iml
@@ -1,11 +0,0 @@
-<?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>
--- a/lab6/out/production/lab6/lab6/Bmw.class
+++ b/lab6/out/production/lab6/lab6/Bmw.class
--- a/lab6/out/production/lab6/lab6/Car.class
+++ b/lab6/out/production/lab6/lab6/Car.class
--- a/lab6/out/production/lab6/lab6/Ford.class
+++ b/lab6/out/production/lab6/lab6/Ford.class
--- a/lab6/out/production/lab6/lab6/Lexus.class
+++ b/lab6/out/production/lab6/lab6/Lexus.class
--- a/lab6/out/production/lab6/lab6/Main.class
+++ b/lab6/out/production/lab6/lab6/Main.class
--- a/lab6/out/production/lab6/lab6/Peguot.class
+++ b/lab6/out/production/lab6/lab6/Peguot.class
--- a/lab6/out/production/lab6/lab6/Skoda.class
+++ b/lab6/out/production/lab6/lab6/Skoda.class
--- a/lab6/out/production/lab6/lab6/Toyota.class
+++ b/lab6/out/production/lab6/lab6/Toyota.class
--- a/lab6/out/production/lab6/lab6/Volkswagen.class
+++ b/lab6/out/production/lab6/lab6/Volkswagen.class
--- a/lab6/src/lab6/Bmw.java
+++ b/lab6/src/lab6/Bmw.java
@@ -1,17 +0,0 @@
-package lab6;
-
-public class Bmw extends Car {
-
-    public String mark = "BMW";
-
-    public Bmw(String _model, float speed, int price, int year, float fuel, float engineCapacity, String country) {
-        super(_model, speed, price, year, fuel, engineCapacity, country);
-    }
-
-    @Override
-    public void printValues() {
-        System.out.println("Марка: BMW");
-        super.printValues();
-    }
-
-}
--- a/lab6/src/lab6/Car.java
+++ b/lab6/src/lab6/Car.java
@@ -1,40 +0,0 @@
-package lab6;
-
-import java.util.Comparator;
-
-public class Car {
-
-    protected String _model;
-    protected float speed;
-    protected int price;
-    protected int year;
-    protected float fuel;
-    protected float engineCapacity;
-    protected String country;
-
-    public Car(String _model, float speed, int price, int year, float fuel, float engineCapacity, String country) {
-        setValues(_model, speed, price, year, fuel, engineCapacity, country);
-        printValues();
-    }
-
-    public void setValues(String _m, float s, int p, int y, float f, float e, String c) {
-        this._model = _m;
-        this.speed = s;
-        this.price = p;
-        this.year = y;
-        this.fuel = f;
-        this.engineCapacity = e;
-        this.country = c;
-    }
-
-    public void printValues() {
-        System.out.println("Модель: " + _model + " " + year);
-        System.out.println("Максимальна швидкість: " + speed + "км/год");
-        System.out.println("Ціна: " + price + "$");
-        System.out.println("Витрати палива: " + fuel + "л/100км");
-        System.out.println("Об'єм двигуна: " + engineCapacity);
-        System.out.println("Країна-виробник: " + country);
-        System.out.println("~".repeat(40));
-    }
-
-}
--- a/lab6/src/lab6/Ford.java
+++ b/lab6/src/lab6/Ford.java
@@ -1,17 +0,0 @@
-package lab6;
-
-public class Ford extends Car {
-
-    public String mark = "Ford";
-
-    public Ford(String _model, float speed, int price, int year, float fuel, float engineCapacity, String country) {
-        super(_model, speed, price, year, fuel, engineCapacity, country);
-    }
-
-    @Override
-    public void printValues() {
-        System.out.println("Марка: Ford");
-        super.printValues();
-    }
-
-}
--- a/lab6/src/lab6/Lexus.java
+++ b/lab6/src/lab6/Lexus.java
@@ -1,17 +0,0 @@
-package lab6;
-
-public class Lexus extends Car {
-
-    public String mark = "Lexus";
-
-    public Lexus(String _model, float speed, int price, int year, float fuel, float engineCapacity, String country) {
-        super(_model, speed, price, year, fuel, engineCapacity, country);
-    }
-
-    @Override
-    public void printValues() {
-        System.out.println("Марка: Lexus\nМатеринська компанія: Toyota");
-        super.printValues();
-    }
-
-}
--- a/lab6/src/lab6/Main.java
+++ b/lab6/src/lab6/Main.java
@@ -1,55 +0,0 @@
-package lab6;
-
-/*
-Номер заліковї книжки - 2518.
-
-Завдання:
-9)Визначити ієрархію легкових автомобілів. Створити таксопарк.
-Порахувати вартість автопарку. Провести сортування автомобілів
-парку за витратами палива. Знайти автомобіль у компанії, що
-відповідає заданому діапазону швидкості автомобіля.
- */
-
-import java.util.Scanner;
-
-public class Main {
-
-    public static void main(String[] args) {
-        System.out.println(" ".repeat(15) + "Таксопарк" + " ".repeat(15));
-        System.out.println("~".repeat(40));
-
-        Volkswagen Car1 = new Volkswagen("Golf 4", 224, 5000, 2001, 6.8f, 1.6f, "Німеччина");
-        Volkswagen Car2 = new Volkswagen("Passat", 240, 15000, 2007, 7.0f, 2.0f, "Німеччина");
-        Toyota Car3 = new Toyota("Prius", 231, 12500, 2014, 4.3f, 1.8f, "Японія");
-        Peguot Car4 = new Peguot("308", 220, 12000, 2007, 6.1f, 1.6f, "Франція");
-        Lexus Car5 = new Lexus("LS", 250, 80000, 2022, 10.9f, 3.5f, "Японія");
-        Skoda Car6 = new Skoda("Octavia", 220, 25000, 2022, 6.2f, 1.5f, "Чехія");
-        Ford Car7 = new Ford("Focus", 242, 7800, 2014, 6.9f, 2.0f, "США");
-        Bmw Car8 = new Bmw("5-Series", 250, 50000, 2018, 8.3f, 3.0f, "Німеччина");
-        Car[] CarList = new Car[] {Car1, Car2, Car3, Car4, Car5, Car6, Car7, Car8};
-        /*
-        Використовується лямбда функція, щоб описати компаратор в Arrays.sort().
-         */
-        java.util.Arrays.sort(CarList, (a, b) -> Float.compare(a.fuel, b.fuel));
-
-        System.out.println("Сортування автомобілів за витратами палива:");
-        for (Car Car : CarList) {
-            System.out.println(Car._model + ": " + Car.fuel + "л/100км");
-        }
-
-        Scanner scanner = new Scanner(System.in);
-        System.out.print("\nВведіть діапазон швидкості автомобіля:\nвід ");
-        float speed_down = scanner.nextFloat();
-        System.out.print("до ");
-        float speed_up = scanner.nextFloat();
-        System.out.println("Автомобілі із заданою швидкістю:");
-        for (Car Car : CarList) {
-            if ((Car.speed >= speed_down) && (Car.speed <= speed_up)) {
-
-                System.out.println(Car._model + ": " + Car.speed + " км/год");
-            }
-        }
-    }
-
-}
-
--- a/lab6/src/lab6/Peguot.java
+++ b/lab6/src/lab6/Peguot.java
@@ -1,17 +0,0 @@
-package lab6;
-
-public class Peguot extends Car {
-
-    public String mark = "Peguot";
-
-    public Peguot(String _model, float speed, int price, int year, float fuel, float engineCapacity, String country) {
-        super(_model, speed, price, year, fuel, engineCapacity, country);
-    }
-
-    @Override
-    public void printValues() {
-        System.out.println("Марка: Peguot");
-        super.printValues();
-    }
-
-}
--- a/lab6/src/lab6/Skoda.java
+++ b/lab6/src/lab6/Skoda.java
@@ -1,17 +0,0 @@
-package lab6;
-
-public class Skoda extends Car {
-
-    public String mark = "Skoda";
-
-    public Skoda(String _model, float speed, int price, int year, float fuel, float engineCapacity, String country) {
-        super(_model, speed, price, year, fuel, engineCapacity, country);
-    }
-
-    @Override
-    public void printValues() {
-        System.out.println("Марка: Skoda\nМатеринська компанія: Volkswagen");
-        super.printValues();
-    }
-
-}
--- a/lab6/src/lab6/Toyota.java
+++ b/lab6/src/lab6/Toyota.java
@@ -1,17 +0,0 @@
-package lab6;
-
-public class Toyota extends Car {
-
-    public String mark = "Toyota";
-
-    public Toyota(String _model, float speed, int price, int year, float fuel, float engineCapacity, String country) {
-        super(_model, speed, price, year, fuel, engineCapacity, country);
-    }
-
-    @Override
-    public void printValues() {
-        System.out.println("Марка: Toyota");
-        super.printValues();
-    }
-
-}
--- a/lab6/src/lab6/Volkswagen.java
+++ b/lab6/src/lab6/Volkswagen.java
@@ -1,17 +0,0 @@
-package lab6;
-
-public class Volkswagen extends Car {
-
-    public String mark = "Volkswagen";
-
-    public Volkswagen(String _model, float speed, int price, int year, float fuel, float engineCapacity, String country) {
-        super(_model, speed, price, year, fuel, engineCapacity, country);
-    }
-
-    @Override
-    public void printValues() {
-        System.out.println("Марка: Volkswagen");
-        super.printValues();
-    }
-
-}
--- a/src/Main.java
+++ b/src/Main.java
@@ -0,0 +1,15 @@
+public class Main {
+    public static void main(String[] args) {
+        System.out.println(args[2]);
+        System.out.println("Hello world!");
+//        System.out.println(1);
+    }
+
+    void myFunction() {
+
+    }
+
+    int myFunction2() {
+        return 1;
+    }
+}
--- a/src/_12_Закревський_Данило_Сергійович/lab1/FirstLab.java
+++ b/src/_12_Закревський_Данило_Сергійович/lab1/FirstLab.java
@@ -0,0 +1,30 @@
+import java.util.Scanner;
+
+public class FirstLab {
+ 
+    public static void main(String[] args) {
+        Scanner scn = new Scanner(System.in);
+        final int C = 0; 
+        double S = 0.0;
+        System.out.print("Enter a: "); 
+        int a = scn.nextInt(); 
+        System.out.print("Enter b: ");
+        int b = scn.nextInt();
+        System.out.print("Enter n: ");
+        int n = scn.nextInt();
+        System.out.print("Enter m: ");
+        int m = scn.nextInt();
+        if ((a <= 0 & n >= 0) | (b <= 0 & m >= 0)){
+            System.out.println("Division by 0!"); 
+        } else {
+            for (char i = (char) a; i <= n; i++) {
+                for(char j = (char) b; j <= m; j++) {
+                        S += (double) (i % j) / (i + C);
+                }
+            }
+            System.out.printf("Result - %.3f", S);
+        }
+
+        scn.close();
+    }
+}
--- a/src/_12_Закревський_Данило_Сергійович/lab2/SecondLab.java
+++ b/src/_12_Закревський_Данило_Сергійович/lab2/SecondLab.java
@@ -0,0 +1,63 @@
+import java.util.Scanner;
+import java.util.Random;
+
+public class SecondLab {
+
+    public static void main(String[] args) {
+        Scanner scn = new Scanner(System.in);
+        Random rnd = new Random();
+        System.out.print("Enter number of rows in matrix A: ");
+        int mA = scn.nextInt(); 
+        System.out.print("Enter the number of columns in matrix A: ");
+        int nA = scn.nextInt(); 
+        System.out.print("Enter number of rows in matrix B: ");
+        int mB = scn.nextInt(); 
+        System.out.print("Enter the number of columns in matrix B: ");
+        int nB = scn.nextInt(); 
+        long largest, sum = 0L; 
+        if(mA != mB || nA != nB) {
+            System.out.println("Unable to add matrices!"); 
+        } else {
+            long[][] matrixA = new long[mA][nA];
+            long[][] matrixB = new long[mB][nB]; 
+            long[][] matrixC = new long[mA][nA];
+
+            System.out.println("Matrix A: ");
+            for(int i = 0; i < mA; i++) {
+                for(int j = 0; j < nA; j++) {
+                    matrixA[i][j] = rnd.nextLong(10, 50) + 10;
+                    System.out.printf("|%d", matrixA[i][j]);      
+                }
+                System.out.println("|");
+            }
+            System.out.println("Matrix B: ");
+            for(int i = 0; i < nA; i++) {
+                for(int j = 0; j < nB; j++) {
+                    matrixB[i][j] = rnd.nextLong(10, 50) + 10;
+                    System.out.printf("|%d", matrixB[i][j]); 
+                }
+                System.out.println("|");
+            }
+            System.out.println("Matrix C: ");
+            for(int i = 0; i < mA; i++) {
+                for(int j = 0; j < nA; j++) {
+                    matrixC[i][j] = matrixA[i][j] + matrixB[i][j];
+                    System.out.printf("|%d", matrixC[i][j]);    
+                }
+                System.out.println("|");
+            }
+            for(long[] row: matrixC) {
+                largest = row[0];
+                for(long elem : row) {
+                    if(elem > largest) {
+                        largest = elem;    
+                    }
+                }
+                sum += largest;        
+            }
+            System.out.printf("Sum = %d", sum); 
+        }
+        scn.close();
+    }
+    
+}
--- a/src/_12_Закревський_Данило_Сергійович/lab3/ThirdLab.java
+++ b/src/_12_Закревський_Данило_Сергійович/lab3/ThirdLab.java
@@ -0,0 +1,33 @@
+import java.util.Scanner;
+
+public class ThirdLab {
+
+    public static void main(String[] args) {
+        Scanner scn = new Scanner(System.in);
+        System.out.print("Enter a string: "); 
+        String text = scn.nextLine();  
+        StringBuilder textBuilder = new StringBuilder(text); 
+        System.out.print("Enter a string to replace the words: ");
+        String replace = scn.nextLine(); 
+        System.out.print("Enter the length of the words to replace: ");
+        int length = scn.nextInt(); 
+        String[] words = textBuilder.toString().split("\\s+"); 
+        textBuilder.setLength(0);  
+        for(String word : words) {
+            if(word.charAt(word.length()-1) == '.' && word.length() - 1 == length) {
+                textBuilder.append(replace + ". "); 
+            } else if (word.charAt(word.length() - 1) == '!' && word.length() - 1 == length) {
+                textBuilder.append(replace + "! ");
+            } else if (word.charAt(word.length() - 1) == '?' && word.length() - 1 == length) { 
+                textBuilder.append(replace + "? ");
+            } else if (word.length() == length) {          
+                textBuilder.append(replace + " "); 
+            } else {
+                textBuilder.append(word + " ");
+            }
+        }
+
+        System.out.printf("Result: %s", textBuilder);
+        scn.close();
+    }
+}
--- a/src/_12_Закревський_Данило_Сергійович/lab4/Airplane.java
+++ b/src/_12_Закревський_Данило_Сергійович/lab4/Airplane.java
@@ -0,0 +1,59 @@
+import java.util.Comparator;
+
+public class Airplane {
+  private String name;
+	private String type; 
+	private int weight; 
+  private int amountOfEngines;
+  private int year; 
+	private String color; 
+	private int capacity;
+  private int price; 
+	
+
+  public Airplane(String name, String type, int weight, int amountOfEngines, int year, String color, int capacity, int price) {
+		this.name = name;
+    this.type = type;
+		this.weight = weight;
+		this.amountOfEngines = amountOfEngines;
+    this.year = year;
+		this.color = color;
+		this.capacity = capacity;
+    this.price = price;
+	}
+
+  public int getPrice() {
+      return price;
+  }
+
+  public int getYear() {
+      return year;
+  }
+
+  @Override
+  public String toString() {
+      return "Plane : " +
+              "name = " + name +
+              ", type = " + type +
+              ", weight = " + weight + " tons" +
+              ", amount of engines = " + amountOfEngines +
+              ", year = " + year + 
+              ", color = " + color + 
+              ", capacity = " + capacity + 
+              ", price = " + price + " millions dollars.";
+  }
+}
+
+class SortByPrice implements Comparator<Airplane> {
+    
+    public int compare(Airplane a, Airplane b) {
+        return a.getPrice() - b.getPrice();
+    }
+} 
+
+class SortByYear implements Comparator<Airplane> {
+
+    public int compare(Airplane a, Airplane b) {
+        return a.getYear() - b.getYear();
+    }
+}
--- a/src/_12_Закревський_Данило_Сергійович/lab4/FourthLab.java
+++ b/src/_12_Закревський_Данило_Сергійович/lab4/FourthLab.java
@@ -0,0 +1,32 @@
+import java.util.Arrays;
+
+public class FourthLab {
+
+    public static void main(String[] args) {
+        final Airplane plane1 = new Airplane("Boeing 747", "passenger", 180, 4, 1970, "Lightblue", 467, 70);
+        final Airplane plane2 = new Airplane("Airbus A380", "passenger", 575, 4, 2003, "Orange", 850, 389);
+        final Airplane plane3 = new Airplane("General Dynamics F-16", "military", 9, 1, 1974, "Grey", 1, 45);
+        final Airplane plane4 = new Airplane("Boeing C-17 Globemaster III", "cargo", 130, 4, 1995, "Grey", 102, 340);
+        final Airplane plane5 = new Airplane("An-225 Mriya", "cargo", 285, 6, 1990, "White", 20, 500);
+        Airplane[] planes = {plane1, plane2, plane3, plane4, plane5};
+
+        System.out.println("List of planes: ");
+        for(Airplane plane : planes) {
+            System.out.println(plane);
+        }
+        System.out.println();
+
+        Arrays.sort(planes, new SortByPrice());
+        System.out.println("Sorted by price: ");  
+        for(Airplane plane : planes) {
+            System.out.println(plane);
+        }
+        System.out.println();
+
+        Arrays.sort(planes, new SortByYear().reversed());
+        System.out.println("Sorted by year: ");
+        for(Airplane plane : planes) {
+            System.out.println(plane);
+        }
+    }
+}
--- a/src/_12_Закревський_Данило_Сергійович/lab5/FifthLab.java
+++ b/src/_12_Закревський_Данило_Сергійович/lab5/FifthLab.java
@@ -0,0 +1,139 @@
+import java.util.Scanner;
+
+public class FifthLab {
+
+    public static void main(String[] args) {
+        Scanner scn = new Scanner(System.in);
+        System.out.println("Enter a string: ");
+        String text = scn.nextLine();
+        StringBuilder textBuilder = new StringBuilder(text);
+        StringBuilder result = new StringBuilder();
+
+        System.out.print("Enter a string to replace the words: ");
+        String replace = scn.nextLine();
+        System.out.print("Enter the length of the words to replace: ");
+        int length = scn.nextInt();
+        
+        System.out.println("\nText before changes: ");
+        System.out.println(textBuilder);
+
+
+        String[] mySentence = textBuilder.toString().split("(?<=[!.?])\\s?");
+        for(String s: mySentence) {
+            StringBuilder sb = new StringBuilder(s);
+            Sentence sentence = new Sentence(sb, length, replace);
+            result.append(sentence.wordsSplit());
+        }
+
+        System.out.println("\nText after changes: ");
+        System.out.println(result);
+        scn.close();
+    }  
+}
+
+class Sentence {
+    
+    private final StringBuilder sentence;
+    private final int length;
+    private final String replace;
+
+    public Sentence(StringBuilder sentence, int length, String replace) {
+        this.sentence = sentence;
+        this.length = length;
+        this.replace = replace;
+    }
+
+    public StringBuilder wordsSplit() {
+        StringBuilder ReturnSentence = new StringBuilder();
+        String text = sentence.toString();
+        String[] words = text.split(" ");
+        for(String s: words) {
+            StringBuilder sb = new StringBuilder(s);
+            Word word = new Word(sb, length, replace);
+            ReturnSentence.append(word.lettersSplit()).append(" ");
+        }
+
+        return ReturnSentence;
+    }
+}
+
+class Word {
+
+    private final StringBuilder word;
+    private final int length;
+    private final String replace;
+
+    public Word(StringBuilder word, int length, String replace) {
+        this.word = word;
+        this.length = length;
+        this.replace = replace;
+    }
+
+    public StringBuilder lettersSplit() {
+        StringBuilder ReturnWord = new StringBuilder();
+        String wordstr = word.toString();
+        int len = wordstr.length();
+        String[] letters = wordstr.split("");
+        String[] ReplaceLetters = replace.split("");
+        char last = wordstr.charAt(word.length() - 1);
+        if(last == '!' || last == '?' || last == '.') {
+            if(wordstr.charAt(word.length() - 2) == '.') {
+                len = wordstr.length() - 3;
+            } else {
+                len = wordstr.length() - 1;
+            }
+        }
+        if(len == length) {
+            for(String chr: ReplaceLetters) {
+                StringBuilder ltr = new StringBuilder(chr);
+                Letter letter = new Letter(ltr);
+                ReturnWord.append(letter.getLetter());
+            }
+            if(wordstr.length() - len == 1) {
+                ReturnWord.append(wordstr.charAt(wordstr.length() - 1));
+            } else if(wordstr.length() - len == 3) {
+                ReturnWord.append("...");
+            }
+        } else {
+            for(String chr: letters) {
+                StringBuilder ltr = new StringBuilder(chr);
+                if(chr.equals("!") || chr.equals("?") || chr.equals(".") || chr.equals(",") || chr.equals(":") || chr.equals(";")) {
+                    Punctuation punctuation = new Punctuation(ltr);
+                    ReturnWord.append(punctuation.getPunctuation());
+                } else {
+                    Letter letter = new Letter(ltr);
+                    ReturnWord.append(letter.getLetter());
+                }
+            }
+        }
+        
+        return ReturnWord;
+    }
+}
+
+class Letter {
+
+    private final StringBuilder letter;
+
+    public Letter(StringBuilder letter) {
+        this.letter = letter;
+    }
+
+    public StringBuilder getLetter() {
+        return letter;
+    }
+
+}
+
+class Punctuation {
+
+    private final StringBuilder punctuation;
+
+    public Punctuation(StringBuilder punctuation) {
+        this.punctuation = punctuation;
+    }
+
+    public StringBuilder getPunctuation() {
+        return punctuation;
+    }
+} 
--- a/src/_12_Закревський_Данило_Сергійович/lab6/SixthLab.java
+++ b/src/_12_Закревський_Данило_Сергійович/lab6/SixthLab.java
@@ -0,0 +1,138 @@
+import java.util.Scanner;
+import java.util.Arrays;
+import java.util.Comparator;
+
+public class SixthLab {
+    
+    public static int sumOfPassangers(Train[] trains) {
+        int sum = 0;
+        for (Train train: trains) {
+            sum += train.getCapacity();
+        }
+        return sum;
+    }
+
+    public static float sumOfLuggage(Train[] trains) {
+        float sum = 0.0f;
+        for (Train train: trains) {
+            sum += train.getLuggage();
+        }
+        return sum;
+    }
+    
+    public static void main(String[] args) {
+        Scanner scn = new Scanner(System.in);
+        Intercity intercity = new Intercity(2, "intercity", 57, 2.0f);
+        SV sv = new SV(3, "sv", 20, 1.3f);
+        Compartment compartment = new Compartment(2, "compartment", 40, 2.5f);
+        Plackart plackart = new Plackart(1, "plackart", 52, 1.8f);
+        Train[] trainCars = {intercity, sv, compartment, plackart};
+
+        System.out.println("List of train cars: ");
+        for (Train car: trainCars) {
+            System.out.println(car);
+        }
+
+        Arrays.sort(trainCars, new sortByComfort());
+        System.out.println("\nSorted list by comfort level: ");
+        for (Train car: trainCars) {
+            System.out.println(car);
+        }
+
+        System.out.printf("\n\nThe total number of passengers on the train - %d.\n", sumOfPassangers(trainCars));
+        System.out.printf("The total amount of train baggage - %.1f tons.", sumOfLuggage(trainCars));
+
+        System.out.println("\n\nFinding the train car by number of passengers");
+        System.out.print("Enter the lower number: ");
+        int lower = scn.nextInt();
+        System.out.print("Enter the extreme number: ");
+        int extreme = scn.nextInt();
+        boolean flag = false;
+        for (Train car: trainCars) {
+            int amount = car.getCapacity();
+            if(amount >= lower && amount <= extreme) {
+                System.out.println(car);
+                flag = true;
+            }
+        }
+        if (!flag) {
+            System.out.println("There is no such train car");
+        }
+        scn.close();
+    }
+}
+
+class Train {
+    private int comfortLevel;
+    private String type;
+    private int capacity;
+    private float luggage;
+
+    public Train(int comfortLevel, String type, int capacity, float luggage) {
+        this.comfortLevel = comfortLevel;
+        this.type = type;
+        this.capacity = capacity;
+        this.luggage = luggage;
+    }
+
+    public int getComfortLevel() {
+        return comfortLevel;
+    }
+
+    public String getType() {
+        return type;
+    }
+    
+    public int getCapacity() {
+        return capacity;
+    }
+
+    public float getLuggage() {
+        return luggage;
+    }
+
+    @Override
+    public String toString() {
+        return "Train : " + 
+                " Type: " + type +
+                ". Comfort level: " + comfortLevel +
+                ". Capacity: " + capacity + 
+                ". Luggage: " + luggage + " tons.";
+    }
+}
+
+
+class Intercity extends Train {
+
+    public Intercity(int comfortLevel, String type, int capacity, float luggage) {
+        super(comfortLevel, type, capacity, luggage);
+    }
+}
+
+class SV extends Train {
+
+    public SV(int comfortLevel, String type, int capacity, float luggage) {
+        super(comfortLevel, type, capacity, luggage);
+    }
+}
+
+class Compartment extends Train {
+
+    public Compartment(int comfortLevel, String type, int capacity, float luggage) {
+        super(comfortLevel, type, capacity, luggage);
+    }
+}
+
+class Plackart extends Train {
+
+    public Plackart(int comfortLevel, String type, int capacity, float luggage) {
+        super(comfortLevel, type, capacity, luggage);
+    }
+}
+
+class sortByComfort implements Comparator<Train> {
+    
+    public int compare(Train a, Train b){
+        return a.getComfortLevel() - b.getComfortLevel();
+    }
+}
--- a/src/encapsulationInheritancePolymorphism/Encapsulation.java
+++ b/src/encapsulationInheritancePolymorphism/Encapsulation.java
@@ -0,0 +1,20 @@
+package encapsulationInheritancePolymorphism;
+
+public class Encapsulation {
+    /*private*/ int field;
+    private int field2;
+//    int a = 1;
+
+    public void myMethodForTheField () {
+        System.out.println(field);
+    }
+
+    public void myMethodForTheField2 () {
+        System.out.println(field);
+    }
+
+    public void myMethodForTheFieldAndTheField2 () {
+        System.out.println(field);
+    }
+}
+
--- a/src/encapsulationInheritancePolymorphism/EncapsulationInheritancePolymorphism.java
+++ b/src/encapsulationInheritancePolymorphism/EncapsulationInheritancePolymorphism.java
@@ -0,0 +1,10 @@
+package encapsulationInheritancePolymorphism;
+
+public class EncapsulationInheritancePolymorphism {
+
+    public static void main(String[] args) {
+        int a = 1;
+//        var b = 2;
+//        System.out.println(b);
+    }
+}
--- a/src/encapsulationInheritancePolymorphism/Main.java
+++ b/src/encapsulationInheritancePolymorphism/Main.java
@@ -0,0 +1,14 @@
+package encapsulationInheritancePolymorphism;
+
+public class Main {
+    public static void main(String[] args) {
+        Student student = new Student();
+
+
+
+
+        //...
+
+        student.setFaculty("FPM", "MO-22");
+    }
+}
--- a/src/encapsulationInheritancePolymorphism/Student.java
+++ b/src/encapsulationInheritancePolymorphism/Student.java
@@ -0,0 +1,18 @@
+package encapsulationInheritancePolymorphism;
+
+public class Student {
+    private String name;
+    private String surname;
+    private String group;
+    private String faculty;
+
+
+    public String getName() {
+        return name;
+    }
+
+    public void setFaculty(String faculty, String group) {
+        this.faculty = faculty;
+        this.group = group;
+    }
+}
--- a/src/test/A.java
+++ b/src/test/A.java
@@ -0,0 +1,13 @@
+package test;
+
+public class A {
+    /*private*/ int f/* = 3*/;
+
+    public int getF() {
+        return f;
+    }
+
+    public void setF(int f) {
+        this.f = f;
+    }
+}
--- a/src/test/Main.java
+++ b/src/test/Main.java
@@ -0,0 +1,15 @@
+package test;
+
+public class Main {
+    public static void main(String[] args) {
+        A a = new A();
+        System.out.println(a.getF());
+        a.setF(1);
+        System.out.println(a.getF());
+
+        System.out.println(a.f);
+
+        int[] array = {1, 2, 1};
+        System.out.println(array.length);
+    }
+}
Author	SHA1	Message	Date
mayfff	2874cce9b6	Create SixthLab.java	2023-02-23 15:23:07 +02:00
mayfff	0ec39254b8	Create FifthLab.java	2023-02-23 15:20:58 +02:00
mayfff	d7edabbf00	Create FourthLab.java	2023-02-23 15:19:54 +02:00
mayfff	71b6763c9d	Create Airplane.java	2023-02-23 15:18:47 +02:00
mayfff	33f8aa39e1	Create ThirdLab.java	2023-02-23 15:15:35 +02:00
mayfff	f70028323e	Create SecondLab.java	2023-02-23 15:14:15 +02:00
mayfff	bcb73f3a13	Create FirstLab.java	2023-02-23 15:13:12 +02:00
Oleksii Aleshchenko	53a9d20438	Update Main.java	2023-02-23 14:30:35 +02:00