Delete lab3 directory

Done lab 1-3

.idea/.gitignore

@@ -1,8 +0,0 @@
-# Default ignored files
-/shelf/
-/workspace.xml
-# Editor-based HTTP Client requests
-/httpRequests/
-# Datasource local storage ignored files
-/dataSources/
-/dataSources.local.xml

.idea/misc.xml

@@ -1,6 +0,0 @@
-<?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>

.idea/modules.xml

@@ -1,8 +0,0 @@
-<?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>

.idea/uiDesigner.xml

@@ -1,124 +0,0 @@
-<?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>

.idea/vcs.xml

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="VcsDirectoryMappings">
-    <mapping directory="$PROJECT_DIR$" vcs="Git" />
-  </component>
-</project>

Lab5

@@ -1,184 +0,0 @@
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Scanner;
-
-class Letter {
-    private char value;
-
-    public Letter(char value) {
-        this.value = value;
-    }
-
-    public char getValue() {
-        return value;
-    }
-}
-
-class Word {
-    private List<Letter> letters = new ArrayList<>();
-
-    public Word(String input) {
-        for (char c : input.toCharArray()) {
-            letters.add(new Letter(c));
-        }
-    }
-
-    public List<Letter> getLetters() {
-        return letters;
-    }
-
-    public String toString() {
-        StringBuilder sb = new StringBuilder();
-        for (Letter letter : letters) {
-            sb.append(letter.getValue());
-        }
-        return sb.toString();
-    }
-}
-
-class PunctuationMark {
-    private char value;
-
-    public PunctuationMark(char value) {
-        this.value = value;
-    }
-
-    public char getValue() {
-        return value;
-    }
-}
-
-class Sentence {
-    private List<Object> elements = new ArrayList<>();
-
-    public Sentence(String input) {
-        StringBuilder sb = new StringBuilder();
-        for (char c : input.toCharArray()) {
-            if (Character.isLetterOrDigit(c)) {
-                sb.append(c);
-            } else {
-                if (sb.length() > 0) {
-                    elements.add(new Word(sb.toString()));
-                    sb.setLength(0);
-                }
-                elements.add(new PunctuationMark(c));
-            }
-        }
-        if (sb.length() > 0) {
-            elements.add(new Word(sb.toString()));
-        }
-    }
-
-    public List<Object> getElements() {
-        return elements;
-    }
-
-    public String toString() {
-        StringBuilder sb = new StringBuilder();
-        for (Object element : elements) {
-            if (element instanceof Word) {
-                sb.append(((Word) element).toString());
-            } else {
-                sb.append(((PunctuationMark) element).getValue());
-            }
-        }
-        return sb.toString();
-    }
-}
-
-class Text {
-    private List<Sentence> sentences = new ArrayList<>();
-
-    public Text(String input) {
-        StringBuilder sb = new StringBuilder();
-        for (char c : input.toCharArray()) {
-            if (c == '.' || c == '?' || c == '!' || c == ',') {
-                sb.append(c);
-                sentences.add(new Sentence(sb.toString()));
-                sb.setLength(0);
-            } else {
-                sb.append(c);
-            }
-        }
-        if (sb.length() > 0) {
-            sentences.add(new Sentence(sb.toString()));
-        }
-    }
-
-    public List<Sentence> getSentences() {
-        return sentences;
-    }
-
-    public String toString() {
-        StringBuilder sb = new StringBuilder();
-        for (Sentence sentence : sentences) {
-            sb.append(sentence.toString());
-        }
-        return sb.toString();
-    }
-}
-
-public class Lab5 {
-    public static void main(String[] args) {
-        int C17 = 2430 % 17;
-        System.out.println("\n---------------------------------------------------------------------------------------------------------------------");
-        System.out.println("  C17 = " + C17 + ", So, the task is:  delete all previous occurrences of the last letter of each word of the specified text.");
-        System.out.println("---------------------------------------------------------------------------------------------------------------------");
-
-        Scanner scanner = new Scanner(System.in);
-        boolean isDone = false;
-        while (!isDone) {
-            System.out.print("\nEnter a string or type 'q' to quit: ");
-            String input = scanner.nextLine().trim();
-            if (input.equals("q")) {
-                System.out.print("\n The work is completed.");
-                isDone = true;
-            } else if (input.isEmpty()) {
-                System.out.println("Error: Input string is empty. Please enter a non-empty string.");
-            } else {
-                try {
-                    StringBuilder sb = new StringBuilder(input);
-                    String[] words = sb.toString().split("\\s+");
-                    for (int i = 0; i < words.length; i++) {
-                        String word = words[i];
-                        char lastChar = word.charAt(word.length() - 1);
-                        if (!Character.isLetterOrDigit(lastChar)) {
-                            int lastLetterIndex = -1;
-                            for (int j = word.length() - 2; j >= 0; j--) {
-                                if (Character.isLetter(word.charAt(j))) {
-                                    lastLetterIndex = j;
-                                    break;
-                                }
-                            }
-                            if (lastLetterIndex != -1) {
-                                char lastLetter = word.charAt(lastLetterIndex);
-                                String newWord = "";
-                                for (int j = 0; j < word.length() - 1; j++) {
-                                    if (!Character.isLetterOrDigit(word.charAt(j)) || word.charAt(j) != lastLetter) {
-                                        newWord += word.charAt(j);
-                                    }
-                                }
-                                newWord += lastChar;
-                                words[i] = newWord;
-                            }
-                        } else {
-                            char lastLetter = lastChar;
-                            String newWord = "";
-                            for (int j = 0; j < word.length() - 1; j++) {
-                                if (!Character.isLetterOrDigit(word.charAt(j)) || word.charAt(j) != lastLetter) {
-                                    newWord += word.charAt(j);
-                                }
-                            }
-                            newWord += lastLetter;
-                            words[i] = newWord;
-                        }
-                    }
-                    System.out.print("\n Final string: ");
-                    System.out.println(String.join(" ", words));
-                } catch (Exception e) {
-                    System.out.println("An error occurred: " + e.getMessage());
-                }
-            }
-        }
-    }
-}

Lab6

@@ -1,225 +0,0 @@
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Scanner;
-import java.util.Comparator;
-
-class ToyRoom {
-
-    public static void variant() {
-        int C13 = 2430 % 13;
-        System.out.println("\n            ---------------------------------------------------------------------------------------------------------------------");
-        System.out.println("                          C13 = " + C13 + ", So, the task is:  Prepare the toy room for children of different age groups.");
-        System.out.println("            ---------------------------------------------------------------------------------------------------------------------");
-    }
-
-    private List<Toy> toys;
-
-    public ToyRoom() {
-        this.toys = new ArrayList<>();
-    }
-
-    public void addToy(Toy toy) {
-        toys.add(toy);
-    }
-
-    public void displayToys() {
-        System.out.println(" -------------------------------------------------------");
-        System.out.printf(" | %-20s | %-10s | %-15s |\n", "Name", "Price ($)", "Age Group");
-        System.out.println(" |----------------------|------------|-----------------|");
-        for (Toy toy : toys) {
-            System.out.printf(" | %-20s | %-10.2f | %-15s |\n", toy.name, toy.price, toy.ageGroup);
-        }
-        System.out.println(" -------------------------------------------------------");
-    }
-
-    public void sortToys(boolean ascending) {
-        if (ascending) {
-            toys.sort(Comparator.comparingDouble(Toy::getPrice));
-        } else {
-            toys.sort(Comparator.comparingDouble(Toy::getPrice).reversed());
-        }
-    }
-
-    public List<Toy> findToysByPriceRange(double minPrice, double maxPrice) {
-        List<Toy> foundToys = new ArrayList<>();
-        for (Toy toy : toys) {
-            if (toy.getPrice() >= minPrice && toy.getPrice() <= maxPrice) {
-                foundToys.add(toy);
-            }
-        }
-        return foundToys;
-    }
-
-    public void findToysByName(String name) {
-        List<Toy> foundToys = new ArrayList<>();
-        for (Toy toy : toys) {
-            if (toy.name.toLowerCase().contains(name.toLowerCase())) {
-                foundToys.add(toy);
-            }
-        }
-
-        if (!foundToys.isEmpty()) {
-            System.out.println("\n Toys with matching name \"" + name + "\":");
-            System.out.println(" -------------------------------------------------------");
-            System.out.printf(" | %-20s | %-10s | %-15s |\n", "Name", "Price ($)", "Age Group");
-            System.out.println(" |----------------------|------------|-----------------|");
-            for (Toy toy : foundToys) {
-                System.out.printf(" | %-20s | %-10.2f | %-15s |\n", toy.name, toy.price, toy.ageGroup);
-            }
-            System.out.println(" -------------------------------------------------------");
-        } else {
-            System.out.println(" No toys found with a matching name.");
-        }
-    }
-}
-
-
-abstract class Toy {
-    protected String name;
-    protected double price;
-    protected String ageGroup;
-
-    public Toy(String name, double price, String ageGroup) {
-        this.name = name;
-        this.price = price;
-        this.ageGroup = ageGroup;
-
-    }
-
-    public double getPrice() {
-        return price;
-    }
-
-    @Override
-    public String toString() {
-        return name + " - $" + price + ageGroup;
-    }
-}
-
-class Car extends Toy {
-    public Car(String name, double price, String ageGroup) {
-        super(name, price, ageGroup);
-    }
-}
-
-class Doll extends Toy {
-    public Doll(String name, double price, String ageGroup) {
-        super(name, price, ageGroup);
-    }
-}
-
-class Ball extends Toy {
-    public Ball(String name, double price, String ageGroup) {
-        super(name, price, ageGroup);
-    }
-}
-
-class Cube extends Toy {
-    public Cube(String name, double price, String ageGroup) {
-        super(name, price, ageGroup);
-    }
-}
-
-public class Lab6 {
-    public static void main(String[] args) {
-        ToyRoom toyRoom = new ToyRoom();
-        ToyRoom.variant();
-
-        toyRoom.addToy(new Car("Small car 'Mcqueen'", 10.0, "1-3 years"));
-        toyRoom.addToy(new Car("Small Car 'Audi'", 12.0, "1-3 years"));
-        toyRoom.addToy(new Car("Medium Yellow Car", 15.0, "3-6 years"));
-        toyRoom.addToy(new Car("Medium Blue Car", 18.0, "3-6 years"));
-        toyRoom.addToy(new Car("Car on R/C", 30.0, "6-10 years"));
-        toyRoom.addToy(new Doll("Doll that can talk", 25.0, "1-3 years"));
-        toyRoom.addToy(new Doll("Doll 'Barbie'", 10.0, "3-6 years"));
-        toyRoom.addToy(new Doll("Bear Teddy", 14.5, "6-12 months"));
-        toyRoom.addToy(new Ball("Yellow Ball", 5.0, "6-12 months"));
-        toyRoom.addToy(new Ball("Big Blue Ball", 7.0, "1-3 years"));
-        toyRoom.addToy(new Ball("Football Ball", 12.5, "6-10 years"));
-        toyRoom.addToy(new Cube("Cubes with pictures", 6.5, "6-12 months"));
-        toyRoom.addToy(new Cube("Cubes with letters", 9.0, "3-6 years"));
-        toyRoom.addToy(new Cube("Rubik's Cube", 14.0, "6-10 years"));
-
-        boolean exit = false;
-        Scanner scanner = new Scanner(System.in);
-
-        while (!exit) {
-            System.out.println("\n Select an option:");
-            System.out.println("  1 - Display all toys;");
-            System.out.println("  2 - Find toy by price range;");
-            System.out.println("  3 - Sort toys by price;");
-            System.out.println("  4 - Find a toy by name;");
-            System.out.println("  Q - Quit;\n");
-
-            String option = scanner.nextLine();
-
-            switch (option.toLowerCase()) {
-                case "1":
-                    System.out.println(" Toys in the Toy Room:");
-                    toyRoom.displayToys();
-                    break;
-                case "2":
-                    System.out.print(" Enter the minimum price for the toy: ");
-                    double minPrice = scanner.nextDouble();
-                    scanner.nextLine();
-
-                    System.out.print(" Enter the maximum price for the toy: ");
-                    double maxPrice;
-                    do {
-                        maxPrice = scanner.nextDouble();
-                        scanner.nextLine();
-
-                        if (minPrice >= maxPrice) {
-                            System.out.println(" Error: The minimum price must be less than the maximum price. Please try again.");
-                            System.out.print(" Enter the maximum price for the toy: ");
-                        }
-                    } while (minPrice >= maxPrice);
-
-                    List<Toy> foundToys = toyRoom.findToysByPriceRange(minPrice, maxPrice);
-                    if (!foundToys.isEmpty()) {
-                        System.out.println("\n Found toys within the price range:");
-                        System.out.println(" -------------------------------------------------------");
-                        System.out.printf(" | %-20s | %-10s | %-15s |\n", "Name", "Price ($)", "Age Group");
-                        System.out.println(" |----------------------|------------|-----------------|");
-                        for (Toy toy : foundToys) {
-                            System.out.printf(" | %-20s | %-10.2f | %-15s |\n", toy.name, toy.price, toy.ageGroup);
-                        }
-                        System.out.println(" -------------------------------------------------------");
-                    } else {
-                        System.out.println("\n No toys found within the price range.");
-                    }
-                    break;
-
-                case "3":
-                    System.out.println(" Choose the sorting order:");
-                    System.out.println("  A - Ascending");
-                    System.out.println("  D - Descending");
-                    String sortOrder = scanner.nextLine();
-
-                    boolean ascending = true;
-                    if (sortOrder.equalsIgnoreCase("D")) {
-                        ascending = false;
-                    }
-
-                    toyRoom.sortToys(ascending);
-                    System.out.println("\n Toys in the Toy Room after sorting:");
-                    toyRoom.displayToys();
-                    break;
-
-                case "4":
-                    System.out.print(" Enter the toy name: ");
-                    String toyName = scanner.nextLine();
-
-                    toyRoom.findToysByName(toyName);
-                    break;
-
-                case "q":
-                    exit = true;
-                    System.out.println(" Program exited. Thank you!");
-                    break;
-                default:
-                    System.out.println(" Invalid option. Please try again.");
-            }
-        }
-    }
-}

OOP_IO-2x_2023.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>

lab1 fedoniuk

@@ -1,96 +0,0 @@
-import java.util.Scanner;
-
-public class lab1 {
-    public static void main(String[] args) {
-        int C2, C3, C5;
-        var C7 = 0;
-
-        Scanner id = new Scanner(System.in);
-        System.out.print("Enter the student's ID number: ");
-        int idbook = id.nextInt();
-
-        C2 = idbook % 2;
-        C3 = idbook % 3;
-        C5 = idbook % 5;
-        C7 = idbook % 7;
-
-        String[] oper1 = {"+", "-"};
-        String[] oper2 = {"*", "/", "%", "+", "-"};
-        String[] oper3 = {"byte", "short", "int", "long", "char", "float", "double"};
-
-        int C = C3;
-
-        String O1 = oper1[C2];
-        String O2 = oper2[C5];
-        String O3 = oper3[C7];
-
-        System.out.println("C2 is: " + C2 + ", operation is: " + O1);
-        System.out.println("C3 = " + C);
-        System.out.println("C5 is: " + C5 + ", operation is: " + O2);
-        System.out.println("C7 is: " + C7 + ", Type of indexes i and j is: " + O3);
-
-        double i = 0;
-        double j = 0;
-        System.out.println("\nEnter a values for lower limits (i and j) in the "+ O3+" type: ");
-        switch (O3) {
-            case "byte" -> {
-                i = id.nextByte();
-                j = id.nextByte();
-            }
-            case "short" -> {
-                i = id.nextShort();
-                j = id.nextShort();
-            }
-            case "int" -> {
-                i = id.nextInt();
-                j = id.nextInt();
-            }
-            case "long" -> {
-                i = id.nextLong();
-                j = id.nextLong();
-            }
-            case "char" -> {
-                i = id.next().charAt(0);
-                j = id.next().charAt(0);
-            }
-            case "float" -> {
-                i = id.nextFloat();
-                j = id.nextFloat();
-            }
-            case "double" -> {
-                i = id.nextDouble();
-                j = id.nextDouble();
-            }
-        }
-
-        System.out.println("The value of the created variables is: " + i + " and " + j);
-        System.out.println("Enter values for top limits (n and m):");
-        int n, m;
-        n = id.nextInt();
-        m = id.nextInt();
-
-        double sum = 0, res = 0, res2 = 0;
-
-        if ((O1.equals("-") && i + n >= C && i <= C) || i > n || j > m || (C == 0 && i == 0)) {
-            System.out.println("Incorrect input, try another values");
-        } else {
-            for (double a = i; a <= n; a++) {
-                for (double b = j; b <= m; b++) {
-                    switch (O1) {
-                        case "+" -> res = a + C;
-                        case "-" -> res = a - C;
-                    }
-                    switch (O2) {
-                        case "+" -> res2 = a + b;
-                        case "-" -> res2 = a - b;
-                        case "*" -> res2 = a * b;
-                        case "/" -> res2 = a / b;
-                        case "%" -> res2 = a % b;
-                    }
-                    sum += res2 / res;
-                }
-            }
-            System.out.println("Sum is: " + sum);
-        }
-    }
-}

lab2

@@ -1,76 +0,0 @@
-import java.util.Scanner;
-import java.util.Random;
-
-public class Lab2 {
-    public static void main(String[] args) {
-        int C5, C11, C7;
-        int idbook = 2430;
-
-        C5 = idbook % 5;
-        C7 = idbook % 7;
-        C11 = idbook % 11;
-
-        System.out.println("C5 = " + C5 + " - Action between matrix is: C=a×B, a - const");
-        System.out.println("C7 = " + C7 + " - The matrix elements type is: byte");
-        System.out.println("C11 = " + C11 + " - The action with matrix C is: Find the matrix elements' average value");
-
-        Scanner sc = new Scanner(System.in);
-        System.out.print("\n Enter the number of rows: ");
-        int rows = sc.nextInt();
-        System.out.print(" Enter the number of columns: ");
-        int cols = sc.nextInt();
-        int min = 0;
-        int max = 0;
-        boolean valid = false;
-        while (!valid) {
-            System.out.print("\n Enter the minimum value of the matrix numbers (-128 to 127): ");
-            min = sc.nextInt();
-            System.out.print(" Enter the maximum value of the matrix numbers (-128 to 127): ");
-            max = sc.nextInt();
-            if (min >= -128 && max <= 127 && min < max) {
-                valid = true;
-            } else {
-                System.out.println("\nInvalid input. Please enter the values again.");
-            }
-        }
-        byte[][] matrix = new byte[rows][cols];
-        Random rand = new Random();
-        for (int i = 0; i < rows; i++) {
-            for (int j = 0; j < cols; j++) {
-                matrix[i][j] = (byte) (rand.nextInt(max - min + 1) + min);
-            }
-        }
-        System.out.println("\nThe matrix is:");
-        for (int i = 0; i < rows; i++) {
-            for (int j = 0; j < cols; j++) {
-                System.out.printf(" %-5d", matrix[i][j]);
-            }
-            System.out.println();
-        }
-
-        System.out.print("\nEnter the constant to multiply the matrix by: ");
-        int constant = sc.nextInt();
-        byte[][] multipliedMatrix = new byte[rows][cols];
-        System.out.println(" The matrix multiplied by " + constant + " is:");
-        for (int i = 0; i < rows; i++) {
-            for (int j = 0; j < cols; j++) {
-                multipliedMatrix[i][j] = (byte) (matrix[i][j] * constant);
-                System.out.printf(" %-5d", multipliedMatrix[i][j]);
-            }
-            System.out.println();
-        }
-
-        System.out.println("\n Press 'enter' to search for the average value of the matrix.");
-        sc.nextLine();
-        sc.nextLine();
-        int sum = 0;
-        for (int i = 0; i < rows; i++) {
-            for (int j = 0; j < cols; j++) {
-                sum += multipliedMatrix[i][j];
-            }
-        }
-        double average = (double) sum / (rows * cols);
-        System.out.println("The average value of the multiplied matrix is: " + average);
-    }
-}
-

lab3

@@ -1,63 +0,0 @@
-import java.util.Scanner;
-
-public class Lab5 {
-    public static void main(String[] args) {
-
-        int C17 = 2430 % 17;
-        System.out.println("\n---------------------------------------------------------------------------------------------------------------------");
-        System.out.println("  C17 = " + C17 + ", So, the task is:  delete all previous occurrences of the last letter of each word of the specified text");
-        System.out.println("---------------------------------------------------------------------------------------------------------------------");
-
-        Scanner scanner = new Scanner(System.in);
-        String input = null;
-        while (input == null || input.isEmpty()) {
-            System.out.print("\nEnter a string: ");
-            input = scanner.nextLine();
-        }
-        try {
-            StringBuilder sb = new StringBuilder(input);
-            String[] words = sb.toString().split("\\s+");
-            for (int i = 0; i < words.length; i++) {
-                String word = words[i];
-                char lastChar = word.charAt(word.length() - 1);
-                if (!Character.isLetterOrDigit(lastChar)) {
-                    // Last character is a punctuation mark
-                    int lastLetterIndex = -1;
-                    for (int j = word.length() - 2; j >= 0; j--) {
-                        if (Character.isLetter(word.charAt(j))) {
-                            lastLetterIndex = j;
-                            break;
-                        }
-                    }
-                    if (lastLetterIndex != -1) {
-                        char lastLetter = word.charAt(lastLetterIndex);
-                        String newWord = "";
-                        for (int j = 0; j < word.length() - 1; j++) {
-                            if (!Character.isLetterOrDigit(word.charAt(j)) || word.charAt(j) != lastLetter) {
-                                newWord += word.charAt(j);
-                            }
-                        }
-                        newWord += lastChar;
-                        words[i] = newWord;
-                    }
-                } else {
-                    // Last character is a letter or a digit
-                    char lastLetter = lastChar;
-                    String newWord = "";
-                    for (int j = 0; j < word.length() - 1; j++) {
-                        if (!Character.isLetterOrDigit(word.charAt(j)) || word.charAt(j) != lastLetter) {
-                            newWord += word.charAt(j);
-                        }
-                    }
-                    newWord += lastLetter;
-                    words[i] = newWord;
-                }
-            }
-            System.out.print("\nFinal string: ");
-            System.out.println(String.join(" ", words));
-        } catch (Exception e) {
-            System.out.println("An error occurred: " + e.getMessage());
-        }
-    }
-}
-

lab4

@@ -1,115 +0,0 @@
-import java.util.Arrays;
-import java.util.Comparator;
-import java.util.Scanner;
-
-public class Lab4 {
-
-    public static class Student {
-        private int grBook;
-        private String name;
-        private int age;
-        private double gpa;
-        private String faculty;
-
-        public Student(int grBook, String name, int age, double gpa, String faculty) {
-            this.grBook = grBook;
-            this.name = name;
-            this.age = age;
-            this.gpa = gpa;
-            this.faculty = faculty;
-        }
-
-        public int getGrBook() {
-            return grBook;
-        }
-
-        public String getName() {
-            return name;
-        }
-
-        public int getAge() {
-            return age;
-        }
-
-        public double getGpa() {
-            return gpa;
-        }
-
-        public String getFaculty() {
-            return faculty;
-        }
-    }
-
-    public static void main(String[] args) {
-
-        int C11 = 2430 % 11;
-        System.out.println("\n  ----------------------------------------------------------------------------------------------------------");
-        System.out.println("          C11 = " + C11 + ", So, the task is:  Define the student class, which consists of at least 5 fields.");
-        System.out.println("  ----------------------------------------------------------------------------------------------------------");
-
-        Student[] students = {
-                new Student(1010, "Вікторія", 21, 84.6, "ФІОТ"),
-                new Student(2010, "Дарія", 20, 79.8, "РТФ"),
-                new Student(3010, "Анатолій", 19, 94.3, "ХТФ"),
-                new Student(4040, "Генадій", 22, 62.0, "ІХФ"),
-                new Student(5050, "Борис", 18, 89.1, "ФММ")
-        };
-
-        Scanner scanner = new Scanner(System.in);
-        boolean quit = false;
-        while (!quit) {
-
-            System.out.print("\nEnter the field to sort by (greed book, name, age, gpa, faculty) or enter 'quit' to exit: ");
-            String input = scanner.nextLine();
-
-            if (!input.equals("greed book") && !input.equals("name") && !input.equals("age") && !input.equals("gpa") && !input.equals("faculty") && !input.equals("quit")) {
-                System.out.println("Invalid field to sort by! Please enter 'grBook', 'name', 'age', 'gpa', or 'faculty'.");
-                continue;
-            }
-            if (input.equals("quit")) {
-                quit = true;
-                System.out.println("Thank you for using my program:)");
-                continue;
-            }
-
-            String field = input;
-            System.out.print("Enter the sort order (asc or desc): ");
-            String order = scanner.nextLine();
-
-            if (!order.equals("asc") && !order.equals("desc")) {
-                System.out.println("Invalid sort order! Please enter 'asc' or 'desc'.");
-                continue;
-            }
-
-            Comparator<Student> comparator = null;
-            switch (field) {
-                case "greed book":
-                    comparator = Comparator.comparingInt(Student::getGrBook);
-                    break;
-                case "name":
-                    comparator = Comparator.comparing(Student::getName);
-                    break;
-                case "age":
-                    comparator = Comparator.comparingInt(Student::getAge);
-                    break;
-                case "gpa":
-                    comparator = Comparator.comparingDouble(Student::getGpa);
-                    break;
-                case "faculty":
-                    comparator = Comparator.comparing(Student::getFaculty);
-                    break;
-            }
-            if (order.equals("desc")) {
-                comparator = comparator.reversed();
-            }
-            Arrays.sort(students, comparator);
-
-            System.out.println("\nSorted by " + field + " (in " + order + "ending order):");
-            System.out.println(String.format("%n%-15s | %-20s | %-4s | %-4s | %-10s", "Greed book", "Name", "Age", "GPA", " Faculty"));
-            System.out.println("----------------------------------------------------------------");
-            for (Student student : students) {
-                System.out.println(String.format("%-15d | %-20s | %-4d | %-3.1f | %-10s", student.getGrBook(), student.getName(), student.getAge(), student.getGpa(), student.getFaculty()));
-            }
-        }
-    }
-}

src/Main.java

@@ -1,15 +0,0 @@
-public class Main {
-    public static void main(String[] args) {
-        System.out.println(args[1]);
-        System.out.println("Hello world!");
-//        System.out.println(1);
-    }
-
-    void myFunction() {
-
-    }
-
-    int myFunction2() {
-        return 1;
-    }
-}

src/encapsulationInheritancePolymorphism/Encapsulation.java

@@ -1,20 +0,0 @@
-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);
-    }
-}
-

src/encapsulationInheritancePolymorphism/EncapsulationInheritancePolymorphism.java

@@ -1,10 +0,0 @@
-package encapsulationInheritancePolymorphism;
-
-public class EncapsulationInheritancePolymorphism {
-
-    public static void main(String[] args) {
-        int a = 1;
-//        var b = 2;
-//        System.out.println(b);
-    }
-}

src/encapsulationInheritancePolymorphism/Main.java

@@ -1,14 +0,0 @@
-package encapsulationInheritancePolymorphism;
-
-public class Main {
-    public static void main(String[] args) {
-        Student student = new Student();
-
-
-
-
-        //...
-
-        student.setFaculty("FPM", "MO-22");
-    }
-}

src/encapsulationInheritancePolymorphism/Student.java

@@ -1,18 +0,0 @@
-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;
-    }
-}

src/encapsulationInheritancePolymorphism/inheritance/ElectricEngine.java

@@ -1,5 +0,0 @@
-package encapsulationInheritancePolymorphism.inheritance;
-
-public class ElectricEngine extends Engine {
-    private String batteryType;
-}

src/encapsulationInheritancePolymorphism/inheritance/Engine.java

@@ -1,5 +0,0 @@
-package encapsulationInheritancePolymorphism.inheritance;
-
-public class Engine {
-    private int power;
-}

src/encapsulationInheritancePolymorphism/inheritance/Main.java

@@ -1,7 +0,0 @@
-package encapsulationInheritancePolymorphism.inheritance;
-
-public class Main {
-    public static void main(String[] args) {
-        ElectricEngine electricEngine = new ElectricEngine();
-    }
-}

src/test/A.java

@@ -1,13 +0,0 @@
-package test;
-
-public class A {
-    /*private*/ int f/* = 3*/;
-
-    public int getF() {
-        return f;
-    }
-
-    public void setF(int f) {
-        this.f = f;
-    }
-}

src/test/Main.java

@@ -1,15 +0,0 @@
-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);
-    }
-}