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ІО-24/30-Ф
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4
.gitignore
vendored
4
.gitignore
vendored
@@ -1,2 +1,2 @@
|
|||||||
# Project exclude paths
|
Rust/lab_1/target
|
||||||
/out/
|
Rust/lab_2/target
|
||||||
8
.idea/.gitignore
generated
vendored
8
.idea/.gitignore
generated
vendored
@@ -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
|
|
||||||
6
.idea/misc.xml
generated
6
.idea/misc.xml
generated
@@ -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>
|
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||||||
8
.idea/modules.xml
generated
8
.idea/modules.xml
generated
@@ -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>
|
|
||||||
124
.idea/uiDesigner.xml
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124
.idea/uiDesigner.xml
generated
@@ -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$Separator" icon="/com/intellij/uiDesigner/icons/toolbarSeparator.svg" removable="false" auto-create-binding="false" can-attach-label="false">
|
|
||||||
<default-constraints vsize-policy="0" hsize-policy="0" anchor="0" fill="1" />
|
|
||||||
</item>
|
|
||||||
<item class="javax.swing.JScrollBar" icon="/com/intellij/uiDesigner/icons/scrollbar.svg" removable="false" auto-create-binding="true" can-attach-label="false">
|
|
||||||
<default-constraints vsize-policy="6" hsize-policy="0" anchor="0" fill="2" />
|
|
||||||
</item>
|
|
||||||
</group>
|
|
||||||
</component>
|
|
||||||
</project>
|
|
||||||
6
.idea/vcs.xml
generated
6
.idea/vcs.xml
generated
@@ -1,6 +0,0 @@
|
|||||||
<?xml version="1.0" encoding="UTF-8"?>
|
|
||||||
<project version="4">
|
|
||||||
<component name="VcsDirectoryMappings">
|
|
||||||
<mapping directory="$PROJECT_DIR$" vcs="Git" />
|
|
||||||
</component>
|
|
||||||
</project>
|
|
||||||
33
Java/lab_1/lab_1.java
Normal file
33
Java/lab_1/lab_1.java
Normal file
@@ -0,0 +1,33 @@
|
|||||||
|
package OOP.Java.lab_1;
|
||||||
|
|
||||||
|
import java.util.Scanner;
|
||||||
|
|
||||||
|
public class lab_1 {
|
||||||
|
|
||||||
|
public static int protectedInput(String variableToRead, Scanner input) {
|
||||||
|
do {
|
||||||
|
try {
|
||||||
|
System.out.printf("Enter %s: ", variableToRead);
|
||||||
|
return input.nextInt();
|
||||||
|
} catch (Exception e) {
|
||||||
|
System.out.printf("%s must be an integer.\n", variableToRead.toUpperCase());
|
||||||
|
input.nextLine();
|
||||||
|
}
|
||||||
|
} while (true);
|
||||||
|
}
|
||||||
|
|
||||||
|
public static void main(String[] args) {
|
||||||
|
Scanner input = new Scanner(System.in);
|
||||||
|
|
||||||
|
final int n = protectedInput("n", input);
|
||||||
|
final int m = protectedInput("m", input);
|
||||||
|
final int a = protectedInput("a", input);
|
||||||
|
final int b = protectedInput("b", input);
|
||||||
|
|
||||||
|
input.close();
|
||||||
|
|
||||||
|
final float s = ((float) (b + m) / 2) * (m - b + 1) * (n - a + 1);
|
||||||
|
|
||||||
|
System.out.println("S = " + s);
|
||||||
|
}
|
||||||
|
}
|
||||||
23
Java/lab_1/lab_1.kt
Normal file
23
Java/lab_1/lab_1.kt
Normal file
@@ -0,0 +1,23 @@
|
|||||||
|
package OOP.Java.lab_1
|
||||||
|
|
||||||
|
fun protectedInput(variableName: String): Int {
|
||||||
|
do {
|
||||||
|
try {
|
||||||
|
print("Enter $variableName: ")
|
||||||
|
return readln().toInt()
|
||||||
|
} catch (e: Exception) {
|
||||||
|
println("${variableName.uppercase()} must be an integer!")
|
||||||
|
}
|
||||||
|
} while (true)
|
||||||
|
}
|
||||||
|
|
||||||
|
fun main() {
|
||||||
|
val n: Int = protectedInput("n")
|
||||||
|
val m: Int = protectedInput("m")
|
||||||
|
val a: Int = protectedInput("a")
|
||||||
|
val b: Int = protectedInput("b")
|
||||||
|
|
||||||
|
val s: Float = (b + m).toFloat() / 2 * (m - b + 1) * (n - a + 1)
|
||||||
|
|
||||||
|
println("S = $s")
|
||||||
|
}
|
||||||
104
Java/lab_2/lab_2.java
Normal file
104
Java/lab_2/lab_2.java
Normal file
@@ -0,0 +1,104 @@
|
|||||||
|
package OOP.Java.lab_2;
|
||||||
|
|
||||||
|
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;
|
||||||
|
|
||||||
|
return "|%" + width + "d ";
|
||||||
|
}
|
||||||
|
|
||||||
|
public static double average(short[] row) {
|
||||||
|
short sum = 0;
|
||||||
|
|
||||||
|
for (short element : row) {
|
||||||
|
sum += element;
|
||||||
|
}
|
||||||
|
|
||||||
|
return (double) sum / row.length;
|
||||||
|
}
|
||||||
|
|
||||||
|
public static void main(String[] args) {
|
||||||
|
short rows, columns;
|
||||||
|
|
||||||
|
Scanner input = new Scanner(System.in);
|
||||||
|
|
||||||
|
final short a = protectedInput("Input a constant to multiply 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:");
|
||||||
|
|
||||||
|
String 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] *= (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));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
57
Java/lab_3/lab_3.java
Normal file
57
Java/lab_3/lab_3.java
Normal file
@@ -0,0 +1,57 @@
|
|||||||
|
package OOP.Java.lab_3;
|
||||||
|
|
||||||
|
public class lab_3 {
|
||||||
|
static int maxStrLength;
|
||||||
|
static String result;
|
||||||
|
|
||||||
|
public static void cSubUtil(StringBuilder stringbuilder, int leftBoundary, int rightBoundary) {
|
||||||
|
String string = stringbuilder.toString().toLowerCase().replaceAll("[^a-z]","");
|
||||||
|
// check if the indices lie in the range of string
|
||||||
|
// and also if it is palindrome
|
||||||
|
while (leftBoundary >= 0 && rightBoundary < string.length() && string.toLowerCase().charAt(leftBoundary) == string.toLowerCase().charAt(rightBoundary)) {
|
||||||
|
// expand the boundary
|
||||||
|
leftBoundary--;
|
||||||
|
rightBoundary++;
|
||||||
|
}
|
||||||
|
// if it's length is greater than maxLength update
|
||||||
|
// maxLength and res
|
||||||
|
if (rightBoundary - leftBoundary - 1 >= maxStrLength) {
|
||||||
|
result = string.substring(leftBoundary + 1, rightBoundary);
|
||||||
|
maxStrLength = rightBoundary - leftBoundary - 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
public static int longestPalSubstr(StringBuilder string)
|
||||||
|
{
|
||||||
|
result = "";
|
||||||
|
maxStrLength = 1;
|
||||||
|
// for every index in the string check palindromes
|
||||||
|
// starting from that index
|
||||||
|
for (int i = 0; i < string.length(); i++) {
|
||||||
|
// check for odd length palindromes
|
||||||
|
cSubUtil(string, i, i);
|
||||||
|
// check for even length palindromes
|
||||||
|
cSubUtil(string, i, i + 1);
|
||||||
|
}
|
||||||
|
System.out.println("Longest palindrome substring is: " + compareStrings(string));
|
||||||
|
return compareStrings(string).length();
|
||||||
|
}
|
||||||
|
|
||||||
|
public static String compareStrings(StringBuilder builder) {
|
||||||
|
for (int leftBoundary = 0; leftBoundary <= builder.length(); leftBoundary++) {
|
||||||
|
for (int rightBoundary = builder.length(); rightBoundary >= leftBoundary; rightBoundary--) {
|
||||||
|
if (result.equals(builder.substring(leftBoundary, rightBoundary).toLowerCase().replaceAll("[^a-z]",""))) {
|
||||||
|
return builder.substring(leftBoundary, rightBoundary);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return "";
|
||||||
|
}
|
||||||
|
|
||||||
|
public static void main(String[] args) {
|
||||||
|
StringBuilder stringToDetect = new StringBuilder("Eva, can I see bees in a cave?");
|
||||||
|
|
||||||
|
System.out.println("Initial string: " + stringToDetect);
|
||||||
|
System.out.println("Length is: " + longestPalSubstr(stringToDetect));
|
||||||
|
}
|
||||||
|
}
|
||||||
184
Lab5
184
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());
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
225
Lab6
225
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.");
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
@@ -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>
|
|
||||||
16
Rust/lab_1/Cargo.lock
generated
Normal file
16
Rust/lab_1/Cargo.lock
generated
Normal file
@@ -0,0 +1,16 @@
|
|||||||
|
# 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"
|
||||||
16
Rust/lab_1/Cargo.toml
Normal file
16
Rust/lab_1/Cargo.toml
Normal file
@@ -0,0 +1,16 @@
|
|||||||
|
[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
|
||||||
|
|
||||||
|
[profile.release]
|
||||||
|
opt-level = 'z' # Optimize for size
|
||||||
|
lto = true # Enable link-time optimization
|
||||||
|
codegen-units = 1 # Reduce number of codegen units to increase optimizations
|
||||||
|
panic = 'abort' # Abort on panic
|
||||||
|
strip = true # Strip symbols from binary*
|
||||||
|
|
||||||
|
[dependencies]
|
||||||
|
text_io = "0.1.12"
|
||||||
22
Rust/lab_1/src/main.rs
Normal file
22
Rust/lab_1/src/main.rs
Normal file
@@ -0,0 +1,22 @@
|
|||||||
|
fn protected_read(variable_name: &str) -> i32 {
|
||||||
|
use text_io::try_read;
|
||||||
|
loop {
|
||||||
|
print!("Enter {}: ", variable_name);
|
||||||
|
let read_result: Result<i32, _> = try_read!();
|
||||||
|
match read_result {
|
||||||
|
Ok(read_integer) => return read_integer,
|
||||||
|
Err(_e) => println!("{} must be an integer!", variable_name.to_uppercase()),
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
fn main() {
|
||||||
|
let n: i32 = protected_read("n");
|
||||||
|
let m: i32 = protected_read("m");
|
||||||
|
let a: i32 = protected_read("a");
|
||||||
|
let b: i32 = protected_read("b");
|
||||||
|
|
||||||
|
let s: f32 = ((b + m) as f32 / 2f32) * ((m - b + 1) * (n - a + 1)) as f32;
|
||||||
|
|
||||||
|
println!("S = {}", s);
|
||||||
|
}
|
||||||
7
Rust/lab_2/Cargo.lock
generated
Normal file
7
Rust/lab_2/Cargo.lock
generated
Normal file
@@ -0,0 +1,7 @@
|
|||||||
|
# This file is automatically @generated by Cargo.
|
||||||
|
# It is not intended for manual editing.
|
||||||
|
version = 3
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "lab_2"
|
||||||
|
version = "0.1.0"
|
||||||
8
Rust/lab_2/Cargo.toml
Normal file
8
Rust/lab_2/Cargo.toml
Normal file
@@ -0,0 +1,8 @@
|
|||||||
|
[package]
|
||||||
|
name = "lab_2"
|
||||||
|
version = "0.1.0"
|
||||||
|
edition = "2021"
|
||||||
|
|
||||||
|
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
|
||||||
|
|
||||||
|
[dependencies]
|
||||||
3
Rust/lab_2/src/main.rs
Normal file
3
Rust/lab_2/src/main.rs
Normal file
@@ -0,0 +1,3 @@
|
|||||||
|
fn main() {
|
||||||
|
println!("Hello, world!");
|
||||||
|
}
|
||||||
@@ -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);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
76
lab2
76
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);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
63
lab3
63
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());
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
115
lab4
115
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()));
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
@@ -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;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
@@ -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);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
@@ -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);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
@@ -1,14 +0,0 @@
|
|||||||
package encapsulationInheritancePolymorphism;
|
|
||||||
|
|
||||||
public class Main {
|
|
||||||
public static void main(String[] args) {
|
|
||||||
Student student = new Student();
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
//...
|
|
||||||
|
|
||||||
student.setFaculty("FPM", "MO-22");
|
|
||||||
}
|
|
||||||
}
|
|
||||||
@@ -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;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
@@ -1,5 +0,0 @@
|
|||||||
package encapsulationInheritancePolymorphism.inheritance;
|
|
||||||
|
|
||||||
public class ElectricEngine extends Engine {
|
|
||||||
private String batteryType;
|
|
||||||
}
|
|
||||||
@@ -1,5 +0,0 @@
|
|||||||
package encapsulationInheritancePolymorphism.inheritance;
|
|
||||||
|
|
||||||
public class Engine {
|
|
||||||
private int power;
|
|
||||||
}
|
|
||||||
@@ -1,7 +0,0 @@
|
|||||||
package encapsulationInheritancePolymorphism.inheritance;
|
|
||||||
|
|
||||||
public class Main {
|
|
||||||
public static void main(String[] args) {
|
|
||||||
ElectricEngine electricEngine = new ElectricEngine();
|
|
||||||
}
|
|
||||||
}
|
|
||||||
@@ -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;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
@@ -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);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
Reference in New Issue
Block a user