Create Lab6

.gitignore

@@ -1,3 +1,2 @@
-Java/Lab 1/Lab_1.class
+# Project exclude paths
-.gitignore
+/out/
-Java/Lab 2/Lab_2.class

.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

.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>

.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>

.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>

.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>

Java/Lab 1/Lab_1.java

@@ -1,39 +0,0 @@
-import java.util.Scanner;
-
-public class Lab_1 {
-
-    public static int protectedInput(String variable_to_read, Scanner input) {
-        int read_variable;
-        do {
-            try {
-                System.out.printf("Enter %s: ", variable_to_read);
-                read_variable = input.nextInt();
-                break;
-            } catch (Exception e) {
-                System.out.printf("%s must be an integer.\n", variable_to_read.toUpperCase());
-                input.nextLine();
-            }
-        } while (true);
-        return read_variable;
-    }
-
-    public static void main(String[] args) {
-        int n, m, a, b;
-
-        Scanner input = new Scanner(System.in);
-
-        n = protectedInput("n", input);
-
-        m = protectedInput("m", input);
-
-        a = protectedInput("a", input);
-
-        b = protectedInput("b", input);
-
-        input.close();
-
-        float s = ((float) (b + m) / 2) * (m - b + 1) * (n - a + 1);
-
-        System.out.println("S = " + s);
-    }
-}

Java/Lab 2/Lab_2.java

@@ -1,106 +0,0 @@
-import java.util.Scanner;
-
-public class Lab_2 {
-
-    public static short protectedInput(String inputPrompt, String errorMessage, Scanner input) {
-        short read_variable;
-
-        do {
-            try {
-                System.out.println();
-                System.out.print(inputPrompt);
-
-                read_variable = input.nextShort();
-                break;
-            } catch (Exception e) {
-                System.out.println(errorMessage);
-                input.nextLine();
-            }
-        } while (true);
-
-        return read_variable;
-    }
-
-    public static String format(int number) {
-        int width = String.valueOf(number).length() + 1;
-        String format = "|%" + width + "d ";
-
-        return format;
-    }
-
-    public static double average(short[] row) {
-        short sum = 0;
-
-        for (short element : row) {
-            sum += element;
-        }
-
-        double result = sum / row.length;
-
-        return result;
-    }
-
-    public static void main(String[] args) {
-        short a, rows = 0, columns = 0;
-        String format;
-
-        Scanner input = new Scanner(System.in);
-
-        a = protectedInput("Input a constant to multipy a matrix by: ",
-                "A constant must be a short-data type integer, try again.", input);
-
-        System.out.println();
-        System.out.println("Input size of the matrix.");
-
-        do {
-            rows = protectedInput("Rows: ",
-                    "A number of rows must be a short-data type integer, try again.", input);
-        } while (rows <= 0);
-
-        do {
-            columns = protectedInput("Columns: ",
-                    "A number of columns must be a short-data type integer, try again.", input);
-        } while (columns <= 0);
-
-        input.close();
-
-        short[][] matrix_B = new short[rows][columns];
-
-        System.out.println();
-        System.out.println("Matrix B:");
-
-        format = format(rows * columns);
-
-        for (short i = 0; i < rows; i++) {
-            for (short j = 0; j < columns; j++) {
-                matrix_B[i][j] = (short) ((i + 1) * (j + 1));
-
-                System.out.printf(format, matrix_B[i][j]);
-            }
-
-            System.out.println("|");
-        }
-
-        System.out.println();
-        System.out.println("Matrix a×B:");
-
-        format = format(rows * columns * a);
-
-        for (short i = 0; i < matrix_B.length; i++) {
-            for (short j = 0; j < matrix_B[i].length; j++) {
-                matrix_B[i][j] *= (short) (a);
-
-                System.out.printf(format, matrix_B[i][j]);
-            }
-
-            System.out.println("|");
-        }
-
-        System.out.println();
-        System.out.println("Averages of each row:");
-
-        for (short[] row : matrix_B) {
-            System.out.println(average(row));
-        }
-    }
-}

Lab5

@@ -0,0 +1,184 @@
+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

@@ -0,0 +1,225 @@
+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

@@ -0,0 +1,11 @@
+<?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>

Rust/lab_1/Cargo.lock

@@ -1,16 +0,0 @@
-# This file is automatically @generated by Cargo.
-# It is not intended for manual editing.
-version = 3
-
-[[package]]
-name = "lab_1"
-version = "0.1.0"
-dependencies = [
- "text_io",
-]
-
-[[package]]
-name = "text_io"
-version = "0.1.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d5f0c8eb2ad70c12a6a69508f499b3051c924f4b1cfeae85bfad96e6bc5bba46"

Rust/lab_1/Cargo.toml

@@ -1,9 +0,0 @@
-[package]
-name = "lab_1"
-version = "0.1.0"
-edition = "2021"
-
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
-[dependencies]
-text_io = "0.1.12"

Rust/lab_1/src/main.rs

@@ -1,15 +0,0 @@
-fn main() {
-    // use text_io::scan;
-    use text_io::read;
-
-    print!("Input: ");
-
-    // read until a whitespace and try to convert what was read into an i32
-    let a: i32 = read!();
-
-    /* let i: u32;
-    print!("Input: ");
-    scan!("{}", i); */
-
-    println!("You have input: {}", a);
-}

Rust/lab_1/target/.rustc_info.json

@@ -1 +0,0 @@
-{"rustc_fingerprint":1109913473729500203,"outputs":{"15729799797837862367":{"success":true,"status":"","code":0,"stdout":"___\nlib___.rlib\nlib___.so\nlib___.so\nlib___.a\nlib___.so\n/home/rhinemann/.rustup/toolchains/stable-x86_64-unknown-linux-gnu\noff\npacked\nunpacked\n___\ndebug_assertions\npanic=\"unwind\"\nproc_macro\ntarget_arch=\"x86_64\"\ntarget_endian=\"little\"\ntarget_env=\"gnu\"\ntarget_family=\"unix\"\ntarget_feature=\"fxsr\"\ntarget_feature=\"sse\"\ntarget_feature=\"sse2\"\ntarget_has_atomic=\"16\"\ntarget_has_atomic=\"32\"\ntarget_has_atomic=\"64\"\ntarget_has_atomic=\"8\"\ntarget_has_atomic=\"ptr\"\ntarget_os=\"linux\"\ntarget_pointer_width=\"64\"\ntarget_vendor=\"unknown\"\nunix\n","stderr":""},"4614504638168534921":{"success":true,"status":"","code":0,"stdout":"rustc 1.69.0 (84c898d65 2023-04-16)\nbinary: rustc\ncommit-hash: 84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc\ncommit-date: 2023-04-16\nhost: x86_64-unknown-linux-gnu\nrelease: 1.69.0\nLLVM version: 15.0.7\n","stderr":""}},"successes":{}}

Rust/lab_1/target/CACHEDIR.TAG

@@ -1,3 +0,0 @@
-Signature: 8a477f597d28d172789f06886806bc55
-# This file is a cache directory tag created by cargo.
-# For information about cache directory tags see https://bford.info/cachedir/

Rust/lab_1/target/debug/.fingerprint/lab_1-21a9cdc6153637a5/bin-lab_1.json

@@ -1 +0,0 @@
-{"rustc":3257411903276762393,"features":"[]","target":17142004090379113646,"profile":9251013656241001069,"path":1684066648322511884,"deps":[[11548802147292551847,"text_io",false,16250147254765824332]],"local":[{"CheckDepInfo":{"dep_info":"debug/.fingerprint/lab_1-21a9cdc6153637a5/dep-bin-lab_1"}}],"rustflags":[],"metadata":7797948686568424061,"config":2202906307356721367,"compile_kind":0}

Rust/lab_1/target/debug/.fingerprint/lab_1-21a9cdc6153637a5/invoked.timestamp

@@ -1 +0,0 @@
-This file has an mtime of when this was started.

Rust/lab_1/target/debug/.fingerprint/lab_1-21a9cdc6153637a5/output-bin-lab_1

@@ -1,2 +0,0 @@
-{"message":"unexpected end of macro invocation","code":null,"level":"error","spans":[{"file_name":"src/main.rs","byte_start":179,"byte_end":186,"line_start":8,"line_end":8,"column_start":18,"column_end":25,"is_primary":true,"text":[{"text":"    let a: i32 = scan!();","highlight_start":18,"highlight_end":25}],"label":"missing tokens in macro arguments","suggested_replacement":null,"suggestion_applicability":null,"expansion":null}],"children":[{"message":"while trying to match meta-variable `$text:expr`","code":null,"level":"note","spans":[{"file_name":"/home/rhinemann/.cargo/registry/src/github.com-1ecc6299db9ec823/text_io-0.1.12/src/lib.rs","byte_start":6858,"byte_end":6868,"line_start":225,"line_end":225,"column_start":6,"column_end":16,"is_primary":true,"text":[{"text":"    ($text:expr, $($arg:expr),*) => {","highlight_start":6,"highlight_end":16}],"label":null,"suggested_replacement":null,"suggestion_applicability":null,"expansion":null}],"children":[],"rendered":null}],"rendered":"\u001b[0m\u001b[1m\u001b[38;5;9merror\u001b[0m\u001b[0m\u001b[1m: unexpected end of macro invocation\u001b[0m\n\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m--> \u001b[0m\u001b[0msrc/main.rs:8:18\u001b[0m\n\u001b[0m    \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m|\u001b[0m\n\u001b[0m\u001b[1m\u001b[38;5;12m8\u001b[0m\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m|\u001b[0m\u001b[0m \u001b[0m\u001b[0m    let a: i32 = scan!();\u001b[0m\n\u001b[0m    \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m| \u001b[0m\u001b[0m                 \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;9m^^^^^^^\u001b[0m\u001b[0m \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;9mmissing tokens in macro arguments\u001b[0m\n\u001b[0m    \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m|\u001b[0m\n\u001b[0m\u001b[1m\u001b[38;5;10mnote\u001b[0m\u001b[0m: while trying to match meta-variable `$text:expr`\u001b[0m\n\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m--> \u001b[0m\u001b[0m/home/rhinemann/.cargo/registry/src/github.com-1ecc6299db9ec823/text_io-0.1.12/src/lib.rs:225:6\u001b[0m\n\u001b[0m    \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m|\u001b[0m\n\u001b[0m\u001b[1m\u001b[38;5;12m225\u001b[0m\u001b[0m \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m|\u001b[0m\u001b[0m \u001b[0m\u001b[0m    ($text:expr, $($arg:expr),*) => {\u001b[0m\n\u001b[0m    \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m| \u001b[0m\u001b[0m     \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;10m^^^^^^^^^^\u001b[0m\n\n"}
-{"message":"aborting due to previous error","code":null,"level":"error","spans":[],"children":[],"rendered":"\u001b[0m\u001b[1m\u001b[38;5;9merror\u001b[0m\u001b[0m\u001b[1m: aborting due to previous error\u001b[0m\n\n"}

Rust/lab_1/target/debug/.fingerprint/lab_1-68601d683e1e8856/bin-lab_1

@@ -1 +0,0 @@
-d97c05c8356d63be

Rust/lab_1/target/debug/.fingerprint/lab_1-68601d683e1e8856/bin-lab_1.json

@@ -1 +0,0 @@
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Rust/lab_1/target/debug/.fingerprint/lab_1-68601d683e1e8856/invoked.timestamp

@@ -1 +0,0 @@
-This file has an mtime of when this was started.

Rust/lab_1/target/debug/.fingerprint/lab_1-6de41bec606e8613/invoked.timestamp

@@ -1 +0,0 @@
-This file has an mtime of when this was started.

Rust/lab_1/target/debug/.fingerprint/lab_1-6de41bec606e8613/test-bin-lab_1

@@ -1 +0,0 @@
-1e31ad2d831b958b

Rust/lab_1/target/debug/.fingerprint/lab_1-6de41bec606e8613/test-bin-lab_1.json

@@ -1 +0,0 @@
-{"rustc":3257411903276762393,"features":"[]","target":17142004090379113646,"profile":1021633075455700787,"path":1684066648322511884,"deps":[],"local":[{"CheckDepInfo":{"dep_info":"debug/.fingerprint/lab_1-6de41bec606e8613/dep-test-bin-lab_1"}}],"rustflags":[],"metadata":7797948686568424061,"config":2202906307356721367,"compile_kind":0}

Rust/lab_1/target/debug/.fingerprint/lab_1-c6f8d37b6207cc41/invoked.timestamp

@@ -1 +0,0 @@
-This file has an mtime of when this was started.

Rust/lab_1/target/debug/.fingerprint/lab_1-c6f8d37b6207cc41/test-bin-lab_1

@@ -1 +0,0 @@
-03a82760ea6c966b

Rust/lab_1/target/debug/.fingerprint/lab_1-c6f8d37b6207cc41/test-bin-lab_1.json

@@ -1 +0,0 @@
-{"rustc":3257411903276762393,"features":"[]","target":17142004090379113646,"profile":1021633075455700787,"path":1684066648322511884,"deps":[[11548802147292551847,"text_io",false,18437410369655646666]],"local":[{"CheckDepInfo":{"dep_info":"debug/.fingerprint/lab_1-c6f8d37b6207cc41/dep-test-bin-lab_1"}}],"rustflags":[],"metadata":7797948686568424061,"config":2202906307356721367,"compile_kind":0}

Rust/lab_1/target/debug/.fingerprint/lab_1-ec33eeac96f0d2fc/bin-lab_1

@@ -1 +0,0 @@
-8860c7066aee2306

Rust/lab_1/target/debug/.fingerprint/lab_1-ec33eeac96f0d2fc/bin-lab_1.json

@@ -1 +0,0 @@
-{"rustc":3257411903276762393,"features":"[]","target":17142004090379113646,"profile":7309141686862299243,"path":1684066648322511884,"deps":[],"local":[{"CheckDepInfo":{"dep_info":"debug/.fingerprint/lab_1-ec33eeac96f0d2fc/dep-bin-lab_1"}}],"rustflags":[],"metadata":7797948686568424061,"config":2202906307356721367,"compile_kind":0}

Rust/lab_1/target/debug/.fingerprint/lab_1-ec33eeac96f0d2fc/invoked.timestamp

@@ -1 +0,0 @@
-This file has an mtime of when this was started.

Rust/lab_1/target/debug/.fingerprint/text_io-2d13b918f35cc59d/invoked.timestamp

@@ -1 +0,0 @@
-This file has an mtime of when this was started.

Rust/lab_1/target/debug/.fingerprint/text_io-2d13b918f35cc59d/lib-text_io

@@ -1 +0,0 @@
-4c291bccd41e84e1

Rust/lab_1/target/debug/.fingerprint/text_io-2d13b918f35cc59d/lib-text_io.json

@@ -1 +0,0 @@
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Rust/lab_1/target/debug/.fingerprint/text_io-8f0db3acf1dd6458/invoked.timestamp

@@ -1 +0,0 @@
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Rust/lab_1/target/debug/.fingerprint/text_io-8f0db3acf1dd6458/lib-text_io

@@ -1 +0,0 @@
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Rust/lab_1/target/debug/.fingerprint/text_io-8f0db3acf1dd6458/lib-text_io.json

@@ -1 +0,0 @@
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Rust/lab_1/target/debug/deps/lab_1-21a9cdc6153637a5.d

@@ -1,5 +0,0 @@
-/home/rhinemann/Disc_D/OOP/OOP/Rust/lab_1/target/debug/deps/lab_1-21a9cdc6153637a5: src/main.rs
-
-/home/rhinemann/Disc_D/OOP/OOP/Rust/lab_1/target/debug/deps/lab_1-21a9cdc6153637a5.d: src/main.rs
-
-src/main.rs:

Rust/lab_1/target/debug/deps/lab_1-68601d683e1e8856.d

@@ -1,5 +0,0 @@
-/home/rhinemann/Disc_D/OOP/OOP/Rust/lab_1/target/debug/deps/lab_1-68601d683e1e8856.rmeta: src/main.rs
-
-/home/rhinemann/Disc_D/OOP/OOP/Rust/lab_1/target/debug/deps/lab_1-68601d683e1e8856.d: src/main.rs
-
-src/main.rs:

Rust/lab_1/target/debug/deps/lab_1-6de41bec606e8613.d

@@ -1,5 +0,0 @@
-/home/rhinemann/Disc_D/OOP/OOP/Rust/lab_1/target/debug/deps/lab_1-6de41bec606e8613.rmeta: src/main.rs
-
-/home/rhinemann/Disc_D/OOP/OOP/Rust/lab_1/target/debug/deps/lab_1-6de41bec606e8613.d: src/main.rs
-
-src/main.rs:

Rust/lab_1/target/debug/deps/lab_1-c6f8d37b6207cc41.d

@@ -1,5 +0,0 @@
-/home/rhinemann/Disc_D/OOP/OOP/Rust/lab_1/target/debug/deps/lab_1-c6f8d37b6207cc41.rmeta: src/main.rs
-
-/home/rhinemann/Disc_D/OOP/OOP/Rust/lab_1/target/debug/deps/lab_1-c6f8d37b6207cc41.d: src/main.rs
-
-src/main.rs:

Rust/lab_1/target/debug/deps/lab_1-ec33eeac96f0d2fc.d

@@ -1,5 +0,0 @@
-/home/rhinemann/Disc_D/OOP/OOP/Rust/lab_1/target/debug/deps/lab_1-ec33eeac96f0d2fc.rmeta: src/main.rs
-
-/home/rhinemann/Disc_D/OOP/OOP/Rust/lab_1/target/debug/deps/lab_1-ec33eeac96f0d2fc.d: src/main.rs
-
-src/main.rs:

Rust/lab_1/target/debug/deps/text_io-2d13b918f35cc59d.d

@@ -1,7 +0,0 @@
-/home/rhinemann/Disc_D/OOP/OOP/Rust/lab_1/target/debug/deps/text_io-2d13b918f35cc59d.rmeta: /home/rhinemann/.cargo/registry/src/github.com-1ecc6299db9ec823/text_io-0.1.12/src/lib.rs
-
-/home/rhinemann/Disc_D/OOP/OOP/Rust/lab_1/target/debug/deps/libtext_io-2d13b918f35cc59d.rlib: /home/rhinemann/.cargo/registry/src/github.com-1ecc6299db9ec823/text_io-0.1.12/src/lib.rs
-
-/home/rhinemann/Disc_D/OOP/OOP/Rust/lab_1/target/debug/deps/text_io-2d13b918f35cc59d.d: /home/rhinemann/.cargo/registry/src/github.com-1ecc6299db9ec823/text_io-0.1.12/src/lib.rs
-
-/home/rhinemann/.cargo/registry/src/github.com-1ecc6299db9ec823/text_io-0.1.12/src/lib.rs:

Rust/lab_1/target/debug/deps/text_io-8f0db3acf1dd6458.d

@@ -1,5 +0,0 @@
-/home/rhinemann/Disc_D/OOP/OOP/Rust/lab_1/target/debug/deps/text_io-8f0db3acf1dd6458.rmeta: /home/rhinemann/.cargo/registry/src/github.com-1ecc6299db9ec823/text_io-0.1.12/src/lib.rs
-
-/home/rhinemann/Disc_D/OOP/OOP/Rust/lab_1/target/debug/deps/text_io-8f0db3acf1dd6458.d: /home/rhinemann/.cargo/registry/src/github.com-1ecc6299db9ec823/text_io-0.1.12/src/lib.rs
-
-/home/rhinemann/.cargo/registry/src/github.com-1ecc6299db9ec823/text_io-0.1.12/src/lib.rs: