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71 Commits

Author SHA1 Message Date
idkWhatUserNameToUse 1804300a41 added comments 2023-06-02 19:38:58 +03:00
idkWhatUserNameToUse 901f3764cc added comments 2023-06-02 19:32:43 +03:00
idkWhatUserNameToUse 4ce763a535 added lab6 (without comments yet :3) 2023-05-30 21:44:47 +03:00
idkWhatUserNameToUse 8548f7c734 modified text message 2023-05-18 11:19:11 +03:00
Maxim Papko 5e1040d05b Delete Lab2 directory 2023-05-18 11:18:18 +03:00
Maxim Papko 5f4e295f72 Create READ ME 2023-05-18 11:16:04 +03:00
idkWhatUserNameToUse 534f830672 competed lab4 2023-05-18 11:12:06 +03:00
idkWhatUserNameToUse d127ee3456 completed lab2 2023-05-17 09:54:33 +03:00
idkWhatUserNameToUse b1f37e7fae fixed lab3 2023-05-12 13:09:47 +03:00
idkWhatUserNameToUse 73c713708f Merge branch 'ІО-22/20-Папко-Максим' of https://github.com/ASDjonok/OOP_IO-2x_2023 into ІО-22/20-Папко-Максим 2023-05-12 11:26:17 +03:00
idkWhatUserNameToUse 02f123888c fixed and modified lab3 2023-05-12 11:25:38 +03:00
Maxim Papko a954fc5f52 Delete Program.cs 2023-05-04 16:29:07 +03:00
idkWhatUserNameToUse dcf2b89997 modified text message 2023-05-04 16:28:09 +03:00
Maxim Papko e20f774ceb Delete Lab3.csproj 2023-05-04 15:49:35 +03:00
Maxim Papko 9ec0b06627 Add files via upload 2023-05-04 15:49:25 +03:00
Maxim Papko 64b8735333 Delete Program.cs 2023-05-04 15:48:37 +03:00
Maxim Papko 983828b777 Delete .idea directory 2023-05-04 15:48:24 +03:00
Maxim Papko 124f67b760 Add files via upload 2023-05-04 15:47:45 +03:00
Maxim Papko 8d906fd812 Delete Program.cs 2023-05-04 15:47:12 +03:00
Maxim Papko e6a726c647 Add files via upload 2023-05-04 15:46:13 +03:00
idkWhatUserNameToUse 4be9e7b1ba Merge branch 'ІО-22/20-Папко-Максим' of https://github.com/ASDjonok/OOP_IO-2x_2023 into ІО-22/20-Папко-Максим 2023-04-14 20:08:03 +03:00
idkWhatUserNameToUse d1e20c015c Revert "reviwed and fixed lab1"
This reverts commit c95a243c84.
2023-04-14 20:07:51 +03:00
Maxim Papko ad7b0175ba Delete laboratorna1 directory 2023-04-14 11:40:50 +03:00
Maxim Papko c62613c975 Delete lab1_with_extracted_method directory 2023-04-14 11:15:23 +03:00
idkWhatUserNameToUse c95a243c84 reviwed and fixed lab1 2023-04-14 11:04:57 +03:00
Maxim Papko 63b1b6f62b Delete lab1_with_extracted_method.sln 2023-04-14 09:43:55 +03:00
Maxim Papko 1c68762d9d Delete lab1_with_extracted_method/obj directory 2023-04-14 09:43:45 +03:00
Maxim Papko ba82b49508 Delete lab1_with_extracted_method.csproj 2023-04-14 09:43:29 +03:00
Maxim Papko ee35a832b9 Delete lab1_with_extracted_method/.vs directory 2023-04-14 09:43:06 +03:00
Maxim Papko 7e652a976c Delete .vs directory 2023-03-31 21:17:36 +03:00
Maxim Papko 15685384a7 Delete Lab2.sln 2023-03-31 21:16:49 +03:00
Maxim Papko e6620839bd Delete Lab2.csproj.user 2023-03-31 21:16:44 +03:00
Maxim Papko f136101a3b Delete Lab2.csproj 2023-03-31 21:16:38 +03:00
Maxim Papko 59fb75ce32 Delete Lab2/obj directory 2023-03-31 21:16:25 +03:00
Maxim Papko b9570d75f8 Delete Lab2/bin/Debug/net6.0 directory 2023-03-31 21:16:07 +03:00
Maxim Papko ae0f85c8d6 Delete Lab2/.vs/Lab2 directory 2023-03-31 21:15:55 +03:00
idkWhatUserNameToUse 96dd638e66 added comment 2023-03-31 21:14:55 +03:00
idkWhatUserNameToUse 61760443a5 added comment 2023-03-31 21:13:42 +03:00
idkWhatUserNameToUse 8b517d136f lab2 with error 2023-03-31 21:10:47 +03:00
idkWhatUserNameToUse 9813f75326 extracted method with adding issue 2023-03-23 21:08:55 +02:00
idkWhatUserNameToUse 8ae3907d24 Merge branch 'ІО-22/20-Папко-Максим' of https://github.com/ASDjonok/OOP_IO-2x_2023 into ІО-22/20-Папко-Максим 2023-03-23 20:55:22 +02:00
idkWhatUserNameToUse a011fc41cf task completed in main method 2023-03-23 20:55:11 +02:00
Maxim Papko 4454d46284 Delete Lab1 directory 2023-03-23 20:40:46 +02:00
idkWhatUserNameToUse 4d70c6a51e Merge branch 'ІО-22/20-Папко-Максим' of https://github.com/ASDjonok/OOP_IO-2x_2023 into ІО-22/20-Папко-Максим 2023-03-23 20:40:02 +02:00
idkWhatUserNameToUse 8db686fac0 determined task 2023-03-23 20:39:53 +02:00
Maxim Papko a48fb7d41f Delete Lab1 directory 2023-03-23 20:37:22 +02:00
idkWhatUserNameToUse 09f2114de6 determined task 2023-03-23 20:35:38 +02:00
Maxim Papko 828dedc3b6 Add files via upload 2023-03-23 20:34:26 +02:00
Maxim Papko 41b6eb063c Delete Program.cs 2023-03-23 20:31:07 +02:00
Maxim Papko bb2c8bd1a0 Add files via upload 2023-03-23 20:30:52 +02:00
idkWhatUserNameToUse 88a618647d a certain option 2023-03-23 20:29:30 +02:00
idkWhatUserNameToUse f4fccadb7b Merge branch 'ІО-22/20-Папко-Максим' of https://github.com/ASDjonok/OOP_IO-2x_2023 into ІО-22/20-Папко-Максим 2023-03-19 16:53:25 +02:00
idkWhatUserNameToUse fb4c2404f7 added empty file 2023-03-19 16:53:05 +02:00
Maxim Papko 86940aa666 Delete Program.cs 2023-03-19 14:09:18 +02:00
Maxim Papko 1e368a1324 Add files via upload 2023-03-19 14:06:41 +02:00
Maxim Papko 559b03336e Delete Program.cs 2023-03-19 13:45:51 +02:00
Maxim Papko 0a7521af40 Delete .gitignore 2023-03-19 13:43:14 +02:00
Maxim Papko 0b51a1a491 Delete OOP_IO-2x_2023.iml 2023-03-19 13:43:08 +02:00
Maxim Papko f54eee595c Add files via upload 2023-03-19 13:42:50 +02:00
Oleksii Aleshchenko 14c58d0cc4 add lab2 2023-03-16 15:58:44 +02:00
Oleksii Aleshchenko afc13cf9f8 add char example for lab1 2023-03-16 15:21:51 +02:00
Oleksii Aleshchenko e910ee6e4d add final way of check division by zero for lab1 2023-03-16 15:07:48 +02:00
Oleksii Aleshchenko 6ab6cc17db add break with label (commented in line 34) and return for lab1 2023-03-16 15:00:12 +02:00
Oleksii Aleshchenko 25173d66d1 add flag "wasDivisionByZero" for lab1 2023-03-16 14:47:04 +02:00
Oleksii Aleshchenko 41ad598b79 add lab1 2023-03-09 16:01:01 +02:00
Oleksii Aleshchenko 13e1a61ad9 update Main with example for difference & and && 2023-03-02 16:07:34 +02:00
Oleksii Aleshchenko f692ae7588 update polymorphism example 2023-03-02 15:48:38 +02:00
Oleksii Aleshchenko 429bcc7b3d add polymorphism example 2023-03-02 15:26:42 +02:00
Oleksii Aleshchenko 4b159fa22b update inheritance example 2023-03-02 14:41:44 +02:00
Oleksii Aleshchenko 2880b770f7 add inheritance example 2023-02-23 16:04:53 +02:00
Oleksii Aleshchenko 53a9d20438 Update Main.java 2023-02-23 14:30:35 +02:00
45 changed files with 574 additions and 636 deletions
-2
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# Project exclude paths
/out/
-8
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# Default ignored files
/shelf/
/workspace.xml
# Editor-based HTTP Client requests
/httpRequests/
# Datasource local storage ignored files
/dataSources/
/dataSources.local.xml
-6
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="17" project-jdk-type="JavaSDK">
<output url="file://$PROJECT_DIR$/out" />
</component>
</project>
-8
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@@ -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" />
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-124
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Generated
-6
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="VcsDirectoryMappings">
<mapping directory="$PROJECT_DIR$" vcs="Git" />
</component>
</project>
+40
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using System;
public class Laba2
{
public static void Main(string[] args)
{
const int a = 2;
int[,] b = new[,] //створення матриці;
{
{ 1, 2, 8 },
{ 3, 4, 5 },
{ 6, 7, 9 }
};
int rows = b.GetLength(0); //отримання довжини рядків
int cols = b.GetLength(1); //отримання довжини стовпців
for (int i = 0; i < rows; i++)
{
int Avg = 0;
for (int j = 0; j < cols; j++)
{
Console.Write(b[i, j] + " "); // перебір матриці для обчислення середнього значення рядка
Avg += b[i, j];
}
Avg = Avg / cols;
Console.Write($"-average of row is:{Avg};" );
Console.WriteLine(" ");
}
Console.WriteLine(" ");
for (int x = 0; x < rows; x++)
{
for (int y = 0; y < cols; y++)
{
Console.Write(b[x, y] * a + " "); //виведення матриці, помноженої на константу
}
Console.WriteLine(" ");
}
}
}
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using System;
using System.Collections.Generic;
class Lab3
{
public static void Main(string[] args)
{
string text = "Вухатий великий синiй слон. Яблуко в саду. Зелене яблуко? Груша. Жовта слива висить у саду!";
Console.WriteLine(text );
// розділяємо текст на окремі речення
string[] textSplit = text.Split(new[] { '.', '?', '!' }, StringSplitOptions.RemoveEmptyEntries);
// обчислюємо кількість слів у кожному реченні та створюємо масив з кількістю слів у реченнях
int[] amountOfWords = new int[textSplit.Length];
for (int i = 0; i < textSplit.Length; i++)
{
string[] words = textSplit[i].Trim().Split(' ', StringSplitOptions.RemoveEmptyEntries);
amountOfWords[i] = words.Length;
}
// створюємо Dictionary, де ключ - кількість слів у реченні, а значення - речення
Dictionary<string, int> sentenceDictionary = new Dictionary<string, int>();
for (int i = 0; i < textSplit.Length; i++)
{
sentenceDictionary.Add(textSplit[i],amountOfWords[i] );
}
var sortedDict = sentenceDictionary.OrderBy(x => x.Value).ToDictionary(x => x.Key, x => x.Value);
Console.WriteLine(String.Join(";", sortedDict.Keys));
}
}
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ConsoleApp1
{
class Furniture
{
// 5 полів
private string type;
private string material;
private string color;
private int price;
private int amount;
// конструктор з атрибутами
public Furniture(string type, string material, string color, int price, int amount)
{
this.type = type;
this.material = material;
this.color = color;
this.price = price;
this.amount = amount;
}
// методи для повернення атрибутів
public string getType()
{
return type;
}
public string getMaterial()
{
return material;
}
public string getColor()
{
return color;
}
public int getPrice()
{
return price;
}
public int getAmount()
{
return amount;
}
public static void Main(string[] args)
{
Furniture[] furnitureArr = {
new Furniture("шафа", "дерево", "коричневий", 5000, 2),
new Furniture("стiл", "скло", "чорний", 3000, 3),
new Furniture("лiжко", "метал", "срiблястий", 8000, 1),
new Furniture("диван", "тканина", "сiрий", 10000, 2),
new Furniture("стiлець", "метал", "синій", 500, 4)
};
// Сортування масиву за ціною за зростанням
var sorted = furnitureArr.OrderBy(ob => ob.price).ToArray();
// Вивести відсортований масив
Console.WriteLine("Вiдсортований за цiною (за зростанням):");
foreach (Furniture f in sorted)
{
Console.WriteLine(f.getType() + " - " + f.getPrice() + " грн;");
}
Console.WriteLine(' ');
// Сортування масиву за кількістю за спаданням
var sortedReversery = furnitureArr.OrderBy(ob => ob.amount).ToArray().Reverse();
// Вивести відсортований масив
Console.WriteLine("Вiдсортований за кiлькiстю (за спаданням):");
foreach (Furniture f in sortedReversery)
{
Console.Write($"{f.getType()} - {f.getAmount()}; " );
}
Console.WriteLine(' ');
}
}
}
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using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Formats.Asn1;
// Визначити ієрархію рухомого складу залізничного транспорту.Створити пасажирський потяг.Порахувати загальну чисельність пасажирів і багажу в потязі.
// Провести сортування вагонів потягу за рівнем комфортності. Знайти вагон в потязі, що відповідає заданому діапазону кількості пасажирів.
class Lab6
{
public static void Main(string[] args)
{
List<Wagons> wagons = new List<Wagons>(); //створюємо лист-список вагонів;
// Додаємо вагони за допомогою класу Wagons;
wagons.Add(new Wagons.PassengerWagons("Пасажирський", 100, 100, "Вищий", 10));
wagons.Add(new Wagons.PassengerWagons("Пасажирський", 50, 48, "Середнiй", 20));
wagons.Add(new Wagons.PassengerWagons("Пасажирський", 20, 15, "Низький", 30));
wagons.Add(new Wagons.FreightWagons("Вантажний", 10, 10));
wagons.Add(new Wagons.FreightWagons("Вантажний", 20, 20));
wagons.Add(new Wagons.FreightWagons("Вантажний", 30, 30));
Console.WriteLine("Усi вагони:"); //відображення всіх вагонів;
foreach (Wagons wagon in wagons)
{
Console.WriteLine(wagon.GetType() + ": " + wagon.GetPassengers() + " пасажирiв(-а), " + wagon.GetBaggage() +
" валiз/контейнерiв, " + wagon.GetComfort() + ", " + wagon.GetAmount() + ";");
}
int amountOfPassangers = 0; //обчислення загальної кількості пасажирів;
foreach (Wagons p in wagons)
{
amountOfPassangers += p.GetPassengers();
}
var sorted = wagons.OrderByDescending(ob => ob.GetComfort()).ToArray(); //сортування вагонів за рівнем комфорту;
Console.WriteLine("\nКiлькiсть пасажирiв у пасажирському вагонi: " + amountOfPassangers + ";");
Console.WriteLine("\nВеддiть мiнiмальну кiлькiсть пасажирiв: ");
var minPassangers = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("Веддiть максимальну кiлькiсть пасажирiв: ");
var maxPassangers = Convert.ToInt32(Console.ReadLine());
foreach (Wagons t in wagons)
{
if (t.GetPassengers() != null && t.GetPassengers() >= minPassangers && t.GetPassengers() <= maxPassangers) //пошук вагону за кількістю пасажирів;
{
Console.Write(t.GetType() + " - " + t.GetPassengers()+"; ");
}
else
{
throw (new InvalidOperationException("Немає такого вагону;"));
}
}
}
class Wagons
{
private string type; // тип вагону
private int passengers; // кількість пасажирів
private int baggage; // кількість багажу в тоннах
private string comfort; // рейтиг комфорту вагону
private int amount; // кількість вагонів
public Wagons(string type, int? passengers, int? baggage, string comfort, int amount) //конструктор вагонів;
{
this.type = type;
this.passengers = Convert.ToInt32(passengers);
this.baggage = Convert.ToInt32(baggage);
this.comfort = comfort;
this.amount = amount;
}
public string GetType() //геттери атрибутів класу;
{
return type;
}
public int GetPassengers()
{
return passengers;
}
public int? GetBaggage()
{
return baggage;
}
public string GetComfort()
{
return comfort;
}
public int GetAmount()
{
return amount;
}
// підклас Пасажирський вагон який наслідує батьківський клас Вагони;
public class PassengerWagons : Wagons
{
public PassengerWagons(string type, int passengers, int baggage, string comfort, int amount) : base(type,
passengers, baggage, comfort, amount)
{
}
}
// підклас Вантажний вагон який наслідує батьківський клас Вагони;
public class FreightWagons : Wagons
{
public FreightWagons(string type, int baggage, int amount) : base(type, null, baggage, null, amount)
{
}
}
}
}
-11
View File
@@ -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>
+1
View File
@@ -0,0 +1 @@
Files with lab2,3,4 located in in Lab3. My excuses for confusing you
@@ -1,43 +0,0 @@
package IO_24._02_Бондаренко_Тарас_Андрійович.lab1;
import java.util.Scanner;
public class Lab1 {
public static void main(String[] args) {
// O1 = +
// C = 2
// O2 = %
// i, j = short(-32.768 to 32.768)
final int c = 2;
double result = 0;
Scanner scan = new Scanner(System.in);
System.out.print("Enter a: ");
int a = scan.nextInt();// Entering a
System.out.print("Enter b: ");
int b = scan.nextInt();// Entering b
System.out.print("Enter n: ");
int n = scan.nextInt();// Entering n
System.out.print("Enter m: ");
int m = scan.nextInt();// Entering m
scan.close();
if (a <= -c && n >= -c || b <= 0 && m >= 0) {
System.out.println("Error! Division by zero");
return;
}
else if(a > n || b > m){
result = 0;
System.out.println(result);
return;
}
for (short i = (short) a; i <= n; i++) {
for (short j = (short) b; j <= m; j++) {
result += (double) (i % j) / (i + c); //Calculation of the result
}
}
System.out.println("\ns = " + result); // Outputting the result
}
}
@@ -1,84 +0,0 @@
package IO_24._02_Бондаренко_Тарас_Андрійович.lab2;
import java.util.Scanner;
public class Lab2 {
public static void main(String[] args) {
// C5 = 2
// C7 = 1
// C11 = 4
Scanner scan = new Scanner(System.in);
System.out.print("Enter the number of matrix rows: ");
int m = scan.nextInt();
System.out.print("Enter the number of matrix columns: ");
int n = scan.nextInt();
System.out.println("\nFilling matrix A:");
byte[][] matrixA = new byte[m][n]; // Creating MxN matrix A
scanMatrix(matrixA, scan);
System.out.println("\nMatrix A"); // Printing matrix A
printMatrix(matrixA);
System.out.println("\nFilling matrix B:");
byte[][] matrixB = new byte[m][n];// Creating MxN matrix B
scanMatrix(matrixB, scan);
scan.close();
System.out.println("\nMatrix B:");// Printing matrix B
printMatrix(matrixB);
System.out.println("\nMatrix C:");
byte[][] matrixC = new byte[m][n];// Creating matrix C
for (byte i = 0; i < m; i++) {
for (byte j = 0; j < n; j++) {
matrixC[i][j] = (byte) (matrixA[i][j] + matrixB[i][j]);
System.out.print(matrixC[i][j] + "\t ");
}
System.out.println();
}
byte evenSum = 0; // Sum for the largest numbers in even rows
byte oddSum = 0;// Sum for the smallest numbers in even rows
for (byte i = 0; i < matrixC.length; i++) {
byte largest = Byte.MIN_VALUE; // variable for largest element
byte smallest = Byte.MAX_VALUE;// variable for smallest element
for (byte j = 0; j < matrixC[i].length; j++) {
if (i % 2 == 0) {
smallest = (byte) Math.min(smallest, matrixC[i][j]);
} else {
largest = (byte) Math.max(largest, matrixC[i][j]);
}
}
if (i % 2 == 0) {
oddSum += smallest;
} else {
evenSum += largest;
}
}
System.out.println("\nSum of the biggest elements: " + evenSum);
System.out.println("Sum of the smallest elements: " + oddSum);
}
private static void scanMatrix(byte[][] matrix, Scanner scan) { //Method for filling matrix
for (byte i = 0; i < matrix.length; i++) {
for (byte j = 0; j < matrix[i].length; j++) {
System.out.printf("Enter element [%d][%d]", i, i);
matrix[i][j] = scan.nextByte();
}
}
}
private static void printMatrix(byte[][] matrix) {//Method for printing matrix
for (byte[] row : matrix) {
for (byte el : row) {
System.out.print(el + "\t ");
}
System.out.println();
}
}
}
@@ -1,25 +0,0 @@
package IO_24._02_Бондаренко_Тарас_Андрійович.lab3;
import java.util.*;
public class Lab3 {
// String
// Надрукувати слова без повторень заданого тексту в алфавітному порядку за першою літерою.
public static void main(String[] args) {
String text = "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Mauris a diam maecenas sed enim ut sem viverra. Amet est placerat in egestas erat imperdiet. Sed turpis tincidunt id aliquet risus. Amet porttitor eget dolor morbi non arcu risus quis. Elementum nibh tellus molestie nunc non blandit massa. Feugiat scelerisque varius morbi enim nunc faucibus. Ipsum faucibus vitae aliquet nec ullamcorper sit amet risus nullam. Quis enim lobortis scelerisque fermentum dui faucibus in. Sem viverra aliquet eget sit amet tellus cras adipiscing enim. Sed ullamcorper morbi tincidunt ornare. Sodales ut eu sem integer vitae justo eget magna. Mi ipsum faucibus vitae aliquet nec ullamcorper.";
String[] words = text.split("[\\p{Punct}\\s]+");
List<String> wordList = new ArrayList<>(Arrays.asList(words));//Class ArrayList implements interface List
// asList returns immutable list
Set<String> wordSet = new HashSet<>(wordList);// Class HashSet implements interface Set
wordList.clear();
wordList.addAll(wordSet);
wordList.sort(String::compareToIgnoreCase);
wordList.sort((o1, o2) -> o1.compareToIgnoreCase(o2));
for (String element : wordList) {
System.out.println(element);
}
}
}
@@ -1,34 +0,0 @@
package IO_24._02_Бондаренко_Тарас_Андрійович.lab4;
/**
* Class that represents a boat with different characteristics.
*/
public class Boat {
private final String name;
private final int price;
private final int mass;
private final int age;
private final String type;
public Boat(String name, int price, int mass, int age, String type) {
this.name = name;
this.price = price;
this.mass = mass;
this.age = age;
this.type = type;
}
public String getName() {
return name;
}
public int getPrice() {
return price;
}
@Override
public String toString() {
return String.format("%s - %s, which was built %d years ago, with mass - %d kg, has price - %d$;",
type, name, age, mass, price);
}
}
@@ -1,35 +0,0 @@
package IO_24._02_Бондаренко_Тарас_Андрійович.lab4;
import java.util.Arrays;
import java.util.Comparator;
import java.util.List;
public class Lab4 {
public static void main(String[] args) {
List<Boat> boatList = Arrays.asList(
new Boat("Row V. Wave", 150000, 50000, 25, "cutter"),
new Boat("Dirty Oar", 250000, 40000, 15, "cutter"),
new Boat("Tumeric", 450000, 100000, 45, "cutter"),
new Boat("Life is Good", 350000, 20000, 5, "cutter")
);
boatList.sort(Comparator.comparing(Boat::getName));// comparing - method of Comparator interface
System.out.println("Sorted by name:");
printed(boatList);
boatList.sort(Comparator.comparing(Boat::getPrice).reversed());
System.out.println("\nSorted by price in reverse order:");
printed(boatList);
}
/**
* Print all characteristics of boats.
*
* @param boatList List of boats.
*/
public static void printed(List<Boat> boatList) {
for (Boat boat : boatList) {
System.out.println(boat);
}
}
}
@@ -1,12 +0,0 @@
package IO_24._02_Бондаренко_Тарас_Андрійович.lab5;
import java.util.*;
public class Lab5 {
public static void main(String[] args) {
Text text = new Text("Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Mauris a diam maecenas sed enim ut sem viverra. Amet est placerat in egestas erat imperdiet. Sed turpis tincidunt id aliquet risus. Amet porttitor eget dolor morbi non arcu risus quis. Elementum nibh tellus molestie nunc non blandit massa. Feugiat scelerisque varius morbi enim nunc faucibus. Ipsum faucibus vitae aliquet nec ullamcorper sit amet risus nullam. Quis enim lobortis scelerisque fermentum dui faucibus in. Sem viverra aliquet eget sit amet tellus cras adipiscing enim. Sed ullamcorper morbi tincidunt ornare. Sodales ut eu sem integer vitae justo eget magna. Mi ipsum faucibus vitae aliquet nec ullamcorper.");
System.out.println(text);
text.getSortedWordsByFirstLetter();
}
}
@@ -1,14 +0,0 @@
package IO_24._02_Бондаренко_Тарас_Андрійович.lab5;
public class Letter {
private final char character;
public Letter(char character) {
this.character = character;
}
@Override
public String toString() {
return String.valueOf(character);
}
}
@@ -1,14 +0,0 @@
package IO_24._02_Бондаренко_Тарас_Андрійович.lab5;
public class Punctuation implements SentenceElement {
private final String character;
public Punctuation(String character) {
this.character = character;
}
@Override
public String toString() {
return character;
}
}
@@ -1,57 +0,0 @@
package IO_24._02_Бондаренко_Тарас_Андрійович.lab5;
import java.util.Arrays;
import java.util.HashSet;
public class Sentence {
private final SentenceElement[] sentenceElements;
private static final String PUNCTUATION = "\\p{Punct}";
public Sentence(String sentences) {
String[] sentenceElement = sentences.split("(?=" + PUNCTUATION + ")| ");
sentenceElements = new SentenceElement[sentenceElement.length];
for (int i = 0; i < sentenceElement.length; i++) {
if (sentenceElement[i].matches(PUNCTUATION)) {
sentenceElements[i] = new Punctuation(sentenceElement[i]);
} else {
sentenceElements[i] = new Word(sentenceElement[i]);
}
}
}
public static void getSortedWordsByFirstLetter(Sentence[] sentences) {
StringBuilder allWords = new StringBuilder();
for (Sentence sentence : sentences) {
allWords.append(sentence).append(" ");
}
String[] words = allWords.toString().split("\\W+"); // Remove punctuation marks
HashSet<String> uniqueWords = new HashSet<>();
for (String word : words) {
if (!word.isEmpty()) { // Ignore empty words
uniqueWords.add(word.toLowerCase()); // Convert word to lowercase and add to HashSet
}
}
String[] uniqueSortedWords = uniqueWords.toArray(new String[0]);
Arrays.sort(uniqueSortedWords); // Sort unique words by the first letter
for (String word : uniqueSortedWords) {
System.out.println(word);
}
}
@Override
public String toString() {
StringBuilder out = new StringBuilder();
for (SentenceElement se : sentenceElements) {
if (se.getClass().isAssignableFrom(Word.class)) {
out.append(" ");
}
out.append(se);
}
return out.toString();
}
}
@@ -1,5 +0,0 @@
package IO_24._02_Бондаренко_Тарас_Андрійович.lab5;
public interface SentenceElement {
// Об'єднуєм два типа
}
@@ -1,26 +0,0 @@
package IO_24._02_Бондаренко_Тарас_Андрійович.lab5;
public class Text {
private final Sentence[] sentences;
public Text(String text) {
String[] splitText = text.split("(?=[.!?]+)| ");
sentences = new Sentence[splitText.length];
for (int i = 0; i < splitText.length; i++) {
sentences[i] = new Sentence(splitText[i]);
}
}
public void getSortedWordsByFirstLetter() {
Sentence.getSortedWordsByFirstLetter(sentences);
}
@Override
public String toString() {
StringBuilder out = new StringBuilder();
for (Sentence sentence : sentences) {
out.append(sentence.toString());
}
return out.toString().strip();
}
}
@@ -1,21 +0,0 @@
package IO_24._02_Бондаренко_Тарас_Андрійович.lab5;
public class Word implements SentenceElement {
private final Letter[] letters;
public Word(String word) {
letters = new Letter[word.length()];
for (int i = 0; i < word.length(); i++) {
letters[i] = new Letter(word.charAt(i));
}
}
@Override
public String toString() {
StringBuilder out = new StringBuilder();
for (Letter let : letters) {
out.append(let.toString());
}
return out.toString();
}
}
@@ -1,7 +0,0 @@
package IO_24._02_Бондаренко_Тарас_Андрійович.lab6;
public class Comfort extends Tariff {
public Comfort(String name, int price, int customers) {
super(name, price, customers);
}
}
@@ -1,8 +0,0 @@
package IO_24._02_Бондаренко_Тарас_Андрійович.lab6;
public class Economy extends Tariff {
public Economy(String name, int price, int customers) {
super(name, price, customers);
}
}
@@ -1,48 +0,0 @@
package IO_24._02_Бондаренко_Тарас_Андрійович.lab6;
import java.util.Arrays;
import java.util.Comparator;
import java.util.Scanner;
public class Lab6 {
public static void main(String[] args) {
Comfort tariff1 = new Comfort("Comfort", 100, 5000);
Economy tariff2 = new Economy("Economy", 25, 10000);
Optimal tariff3 = new Optimal("Optimal", 300, 50000);
Tariff[] tariffs = {tariff1, tariff2, tariff3};
int sum = 0;
System.out.println("Тарифи мобільної мобільної компанії:");
for (int i = 0; i < tariffs.length; i++) {
System.out.printf("\t%d. %s%n", i + 1, tariffs[i].getName());
sum += tariffs[i].getCustomers();
}
System.out.println("\nЗагальна кількість користувачів: " + sum + ";");
System.out.println("\nТарифи мобільної компанії відсортовані за вартістю:");
Arrays.sort(tariffs, Comparator.comparing(Tariff::getPrice));
for (int i = 0; i < tariffs.length; i++) {
System.out.printf("\t%d. %s%n", i + 1, tariffs[i]);
}
System.out.println("\nВведіть діапазон цін, в якому бажаєте підібрати тариф: ");
Scanner scan = new Scanner(System.in);
System.out.print("\tМінімальна ціна: ");
int minSum = scan.nextInt();
System.out.print("\tМаксимальна ціна: ");
int maxSum = scan.nextInt();
scan.close();
int n2 = 0;
System.out.println("\nПідібрані тарифи: ");
for (int i = 0; i < tariffs.length; i++) {
if (minSum <= tariffs[i].getPrice() && tariffs[i].getPrice() <= maxSum) {
System.out.printf("\t%d. %s%n", i + 1, tariffs[i]);
n2 += 1;
}
}
if (n2 == 0) {
System.out.println("\tНе знайдено тарифів в заданому діапазоні цін;");
}
}
}
@@ -1,7 +0,0 @@
package IO_24._02_Бондаренко_Тарас_Андрійович.lab6;
public class Optimal extends Tariff {
public Optimal(String name, int price, int customers) {
super(name, price, customers);
}
}
@@ -1,30 +0,0 @@
package IO_24._02_Бондаренко_Тарас_Андрійович.lab6;
public class Tariff {
private final String name;
private final int price;
private final int customers;
public Tariff(String name, int price, int customers) {
this.name = name;
this.price = price;
this.customers = customers;
}
public String getName() {
return name;
}
public int getPrice() {
return price;
}
public int getCustomers() {
return customers;
}
@Override
public String toString() {
return "Тариф " + name + ", коштує " + price + " грн.";
}
}
+58
View File
@@ -0,0 +1,58 @@
public class Lab1 {
public static void main(String[] args) {
// char c = 'a' + '1';
char c = 97;
// char c = '1';
System.out.println(c);
System.out.println((int) c);
c++;
System.out.println(c);
System.out.println((int) c);
System.out.println((double)'1'/'3');
// System.out.println( (double) 0 / 0 );
// System.out.println( Math.sqrt(-1) );
double s = 0;
/*for (int i = 1; i <= 3; i++) { // 1) i = 1, 2) <= 3, 3) 䳿 ,
System.out.println(i); // 4) 1, 5) 2
// s = s + i;
s += i;
}*/
/*int[] array = new int[2];
for (int i = 0; i < array.length; i++) {
}*/
final int A = -3;
final int B = 0;
final int N = 2;
final int M = 2;
final int C = 1;
// boolean wasDivisionByZero = false;
// todo char
// todo[clear code] think about avoiding brackets
if ((A <= -C && -C <= N) || (B <= 0 && 0 <= M)) {
System.out.println("Division by zero!");
return;
}
/*myLabel:*/for (int i = A; i <= N /*&& !wasDivisionByZero*/; i++) {
/*if (i + C == 0) { // todo optimize
System.out.println("Division by zero!");
wasDivisionByZero = true;
break; //todo flag vs return;
}*/
for (int j = B; j <= M; j++) {
/*if (j == 0) {
System.out.println("Division by zero!");
return;
// wasDivisionByZero = true;
// break myLabel;
}*/
s += (double) (i / j) / (i + C);
}
}
// if (!wasDivisionByZero) {
System.out.println("s = " + s);
// }
}
}
+26
View File
@@ -0,0 +1,26 @@
public class Lab2 {
public static void main(String[] args) {
int[] array = {1, 2, 3};
/*for (int i = 0; i < array.length; i++) {
if (i % 2 == 0) {
System.out.println("!" + array[i]);
} else {
System.out.println("?" + array[i]);
}
}*/
for (int i = 0; i < array.length; i+=2) {
System.out.println("!" + array[i]);
}
for (int i = 1; i < array.length; i+=2) {
System.out.println("?" + array[i]);
}
// зубчасті матриці
int[][] matrix = {
{1, 2},
{3}
};
}
}
+28 -1
View File
@@ -1,8 +1,35 @@
public class Main {
public static void main(String[] args) {
System.out.println(args[1]);
System.out.println(args[2]);
System.out.println("Hello world!");
// System.out.println(1);
int a = 1;
int b = 2;
int c = 1;
int d = 1;
System.out.println(2&1);
System.out.println(2|1);
int aa = 2;
/*if (aa) {
}*/
// System.out.println("a"&"b");
System.out.println('a'&'b');
if ((a > b) & MyBooleanMethod()) {
System.out.println("?????????????????????????");
}
}
static boolean MyBooleanMethod() {
System.out.println("!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!");
return true;
}
void myFunction() {
@@ -0,0 +1,9 @@
package encapsulationInheritancePolymorphism.inheritance;
public class ElectricEngine extends Engine {
private String batteryType;
/*private class Engine {
private int power;
}*/
}
@@ -0,0 +1,5 @@
package encapsulationInheritancePolymorphism.inheritance;
public class Engine {
private int power;
}
@@ -0,0 +1,5 @@
package encapsulationInheritancePolymorphism.inheritance;
public class FuelEngine extends Engine {
private String fuelType;
}
@@ -0,0 +1,8 @@
package encapsulationInheritancePolymorphism.inheritance;
public class Main {
public static void main(String[] args) {
ElectricEngine electricEngine = new ElectricEngine(); // створення нового об'єкту (екземпляру) класу ElectricEngine
FuelEngine fuelEngine = new FuelEngine();
}
}
@@ -0,0 +1,14 @@
package encapsulationInheritancePolymorphism.polymorphism;
public class ElectricEngine extends Engine {
private String batteryType;
@Override
public int getPower() {
return 20;
}
/*private class Engine {
private int power;
}*/
}
@@ -0,0 +1,9 @@
package encapsulationInheritancePolymorphism.polymorphism;
public class Engine {
private int power;
public int getPower() {
return power;
}
}
@@ -0,0 +1,10 @@
package encapsulationInheritancePolymorphism.polymorphism;
public class FuelEngine extends Engine {
private String fuelType;
@Override
public int getPower() {
return 50;
}
}
@@ -0,0 +1,38 @@
package encapsulationInheritancePolymorphism.polymorphism;
/*import encapsulationInheritancePolymorphism.inheritance.ElectricEngine;
import encapsulationInheritancePolymorphism.inheritance.FuelEngine;*/
public class Main {
public static void main(String[] args) {
/*encapsulationInheritancePolymorphism.inheritance.*/ElectricEngine electricEngine = new ElectricEngine(); // створення нового об'єкту (екземпляру) класу ElectricEngine
/*encapsulationInheritancePolymorphism.inheritance.*/FuelEngine fuelEngine = new FuelEngine();
Engine engine1 = fuelEngine;
Engine[] engines = {
electricEngine,
fuelEngine
};
for (Engine engine : engines) {
System.out.println(engine.getPower());
}
/*for (int i = 0; i < engines.length; i++) {
System.out.println(engines[i].getPower());
}*/
// +
int a = 1;
int b = 1;
int c = a + b;
System.out.println(c);
String sA = "1";
String sB = "1";
String sC = sA + sB;
System.out.println(sC);
}
}
@@ -0,0 +1,19 @@
package encapsulationInheritancePolymorphism.polymorphism.enhanced;
public class ElectricEngine extends Engine {
private String batteryType;
private int chargeLevel = 9;
private int criticalChargeLevel = 10;
private float coefficientCriticalPowerCut = 0.1f;
@Override
public int getPower() {
return chargeLevel > criticalChargeLevel
? super.getPower()
: (int) (super.getPower() * coefficientCriticalPowerCut);
}
/*private class Engine {
private int power;
}*/
}
@@ -0,0 +1,9 @@
package encapsulationInheritancePolymorphism.polymorphism.enhanced;
public class Engine {
private int power = 100;
public int getPower() {
return power;
}
}
@@ -0,0 +1,10 @@
package encapsulationInheritancePolymorphism.polymorphism.enhanced;
public class FuelEngine extends Engine {
private String fuelType;
/*public int getPower() {
return 50;
}*/
}
@@ -0,0 +1,28 @@
package encapsulationInheritancePolymorphism.polymorphism.enhanced;
/*import encapsulationInheritancePolymorphism.inheritance.ElectricEngine;
import encapsulationInheritancePolymorphism.inheritance.FuelEngine;*/
public class Main {
public static void main(String[] args) {
/*encapsulationInheritancePolymorphism.inheritance.*/
ElectricEngine electricEngine = new ElectricEngine(); // створення нового об'єкту (екземпляру) класу ElectricEngine
/*encapsulationInheritancePolymorphism.inheritance.*/
FuelEngine fuelEngine = new FuelEngine();
Engine engine1 = fuelEngine;
Engine[] engines = {
electricEngine,
fuelEngine
};
for (Engine engine : engines) {
System.out.println(engine.getPower());
}
/*for (int i = 0; i < engines.length; i++) {
System.out.println(engines[i].getPower());
}*/
}
}
@@ -0,0 +1,17 @@
package encapsulationInheritancePolymorphism.polymorphism.overload;
public class MyClassForOverloadExample {
void myMethod(int a) {
System.out.println("Integer: " + a);
}
void myMethod(double a) {
System.out.println("Double: " + a);
}
public static void main(String[] args) {
MyClassForOverloadExample overload = new MyClassForOverloadExample();
overload.myMethod(1);
overload.myMethod(0.1);
}
}