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20 Commits

Author SHA1 Message Date
xivihwa
6fc3cc244e Delete lab3 directory 2023-04-04 17:44:45 +03:00
xivihwa
3bbb7c8e54 Delete lab2 directory 2023-04-04 17:44:38 +03:00
xivihwa
1af299f8f7 Delete lab1 directory 2023-04-04 17:44:30 +03:00
xivihwa
4924bbe62f Merge pull request #2 from ASDjonok/ІО-25/01-Антоненко-Віолетта-Станіславівна
Done lab 1-3
2023-04-04 17:41:26 +03:00
xivihwa
29e63163a4 Done lab 1-3 2023-04-04 17:40:44 +03:00
Oleksii Aleshchenko
399941844f update lab2 2023-03-30 15:50:18 +03:00
Oleksii Aleshchenko
f385bff73d update lab2 2023-03-30 15:29:02 +03:00
Oleksii Aleshchenko
6d8171ad4c update lab2 2023-03-23 16:04:49 +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
30 changed files with 0 additions and 736 deletions

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<?xml version="1.0" encoding="UTF-8"?>
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<orderEntry type="inheritedJdk" />
<orderEntry type="sourceFolder" forTests="false" />
</component>
</module>

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@@ -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
}
}

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@@ -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();
}
}
}

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@@ -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);
}
}
}

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@@ -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);
}
}

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@@ -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);
}
}
}

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@@ -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();
}
}

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@@ -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);
}
}

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@@ -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;
}
}

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@@ -1,55 +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+");
HashSet<String> uniqueWords = new HashSet<>();
for (String word : words) {
uniqueWords.add(word.toLowerCase());
}
String[] uniqueSortedWords = uniqueWords.toArray(new String[0]);
Arrays.sort(uniqueSortedWords);
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();
}
}

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@@ -1,5 +0,0 @@
package IO_24._02_Бондаренко_Тарас_Андрійович.lab5;
public interface SentenceElement {
// Об'єднуєм два типа
}

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@@ -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();
}
}

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@@ -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();
}
}

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@@ -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);
}
}

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@@ -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);
}
}

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@@ -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("\ідібрані 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;");
}
}
}

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@@ -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);
}
}

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@@ -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.";
}
}

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@@ -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;
}
}

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@@ -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);
}
}

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@@ -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);
}
}

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

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@@ -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;
}
}

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@@ -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;
}
}

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@@ -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);
}
}