Delete lab3 directory

Done lab 1-3

.gitignore

@@ -0,0 +1,2 @@
+# Project exclude paths
+/out/

Java/lab_1/lab_1.java

@@ -1,33 +0,0 @@
- 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);
-    }
-}

Java/lab_1/lab_1.kt

@@ -1,23 +0,0 @@
-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")
-}

Java/lab_2/lab_2.java

@@ -1,104 +0,0 @@
-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));
-        }
-    }
-}

Java/lab_3/lab_3.java

@@ -1,57 +0,0 @@
-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 maxStrLength update
-        // maxLength and result
-        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));
-    }
-}

Java/lab_4/Furniture.kt

@@ -1,11 +0,0 @@
-package OOP.Java.lab_4
-
-class Furniture(val name: String, val material: String, val price: Int, val length: Int, val width: Int, val height: Int) {
-    fun print(nameWidth: Int, materialWidth: Int, priceWidth: Int){
-        print("Furniture stats: {")
-        print("Name: ${this.name.padEnd(nameWidth)}   ")
-        print("Material: ${this.material.padEnd(materialWidth)}   ")
-        print("Price: ${(this.price.toString() + " cu").padEnd(priceWidth + 3)}   ")
-        print("Size: ${this.length}×${this.width}×${this.height}};\n")
-    }
-}

Java/lab_4/lab_4.kt

@@ -1,26 +0,0 @@
-package OOP.Java.lab_4
-
-fun main() {
-    val furnitureArray = arrayOf(
-        Furniture("Chair", "Wood", 10, 5, 5, 10),
-        Furniture("Counter-top", "Marble", 1_000, 10, 5, 1),
-        Furniture("Dinner table", "Glass", 500, 15, 10, 1),
-        Furniture("Office table", "Wood", 200, 10, 7, 1),
-        Furniture("Refrigerator", "Stainless steel", 20_000, 8, 4, 10)
-    )
-
-    val maxNameWidth = furnitureArray.maxWith(Comparator.comparingInt { it.name.length }).name.length
-    val maxMaterialWidth = furnitureArray.maxWith(Comparator.comparingInt { it.material.length }).material.length
-    val maxPriceWidth = furnitureArray.maxWith(Comparator.comparingInt { it.price }).price.toString().length
-
-    println("\nUnsorted array:")
-    for (item in furnitureArray) item.print(maxNameWidth, maxMaterialWidth, maxPriceWidth)
-
-    println("\nSorted alphabetically by name:")
-    furnitureArray.sortBy { it.name }
-    for (item in furnitureArray) item.print(maxNameWidth, maxMaterialWidth, maxPriceWidth)
-
-    println("\nSorted alphabetically by material:")
-    furnitureArray.sortBy { it.material }
-    for (item in furnitureArray) item.print(maxNameWidth, maxMaterialWidth, maxPriceWidth)
-}

Java/lab_5/Letter.kt

@@ -1,11 +0,0 @@
-package OOP.Java.lab_5
-
-class Letter(val character: Char) {
-    override fun toString(): String {
-        return this.character.toString()
-    }
-
-    fun equals(letter: Letter, ignoreCase: Boolean): Boolean {
-        return this.character.toString().equals(letter.toString(), ignoreCase)
-    }
-}

Java/lab_5/Punctuation.kt

@@ -1,15 +0,0 @@
-package OOP.Java.lab_5
-
-class Punctuation(var punctuationMark: String) {
-    private val punctuationMarkOptions: Regex = Regex("\\p{Punct}")
-
-    init {
-        if (!punctuationMarkOptions.containsMatchIn(punctuationMark)) {
-            this.punctuationMark = ""
-        }
-    }
-
-    override fun toString(): String {
-        return punctuationMark
-    }
-}

Java/lab_5/Sentence.kt

@@ -1,36 +0,0 @@
-package OOP.Java.lab_5
-
-class Sentence(sentenceString: String) {
-    var sentenceArray = Pair<Array<Word>, Array<Punctuation>>(splitWords(sentenceString), splitPunctuation(sentenceString))
-
-    init {
-//        val arrayOfWords: Array<Word> = splitWords(sentenceString)
-//        val arrayOfPunctuations: Array<Punctuation> = splitPunctuation(sentenceString)
-
-    }
-
-    private fun splitWords(sentenceString: String): Array<Word> {
-        return sentenceString.split("[\\p{Punct}\\s]+".toRegex()).filter { it.isNotEmpty() }.map { word -> Word(word) }.toTypedArray()
-    }
-
-    private fun splitPunctuation(sentenceString: String): Array<Punctuation> {
-        return sentenceString.split(" ").map { word -> Punctuation(word.last().toString()) }.toTypedArray()
-    }
-
-    fun getAllLetters(): Array<Letter> {
-        var allLetters = arrayOf<Letter>()
-        this.sentenceArray.first.forEach { allLetters += it.letters }
-        /*for (i: Word in this.sentenceArray.first) {
-            println("${i} ${i::class.simpleName} ${i.letters}")
-        }*/
-        return allLetters
-    }
-
-    override fun toString(): String {
-        var sentence = arrayOf<String>()
-        for (i in this.sentenceArray.first.indices) {
-            sentence += this.sentenceArray.first[i].toString() + this.sentenceArray.second[i].toString()
-        }
-        return sentence.joinToString(" ")
-    }
-}

Java/lab_5/Text.kt

@@ -1,64 +0,0 @@
-package OOP.Java.lab_5
-
-class Text(textString: String) {
-    var textArray = Pair(splitSentences(textString), splitPunctuation(textString))
-
-    private fun splitSentences(textString: String): Array<Sentence> {
-        return textString.split("[.!?] ?".toRegex()).filter { it.isNotEmpty() }.map { sentence -> Sentence(sentence) }.toTypedArray()
-    }
-
-    private fun splitPunctuation(textString: String): Array<Punctuation> {
-        return textString.split("(?<=[.!?]) ?".toRegex()).filter { it.isNotEmpty() }.map { sentence -> Punctuation(sentence.last().toString()) }.toTypedArray()
-    }
-
-    fun getAllLetters(): Array<Letter> {
-        var allLetters = arrayOf<Letter>()
-        this.textArray.first.forEach { allLetters += it.getAllLetters() }
-        return allLetters
-    }
-
-    fun palindromeSearch(): String {
-        var results = arrayOf<String>()
-        val letters = this.getAllLetters()
-        for (leftBoundary in letters.indices) {
-            for (rightBoundary in letters.lastIndex downTo leftBoundary + 1) {
-                val subToC = letters.sliceArray(leftBoundary..rightBoundary)
-//                println(subToC.joinToString(""))
-
-                if (subToC.first().equals(subToC.last(), true) && subToC.size >= 3 && this.checkReverse(subToC)) {
-//                    println(subToC.joinToString(""))
-                    results += subToC.joinToString("")
-                }
-            }
-        }
-        return results.maxBy { it.length }
-    }
-
-    private fun checkReverse(substring: Array<Letter>): Boolean {
-        var leftBoundary = 0
-        var rightBoundary = substring.lastIndex
-        var result = false
-        var correction = 0
-
-        if (substring.size % 2 != 0) {
-            correction = 1
-        }
-
-        while (leftBoundary < substring.size / 2 && rightBoundary >= substring.size / 2 + correction) {
-            leftBoundary++
-            rightBoundary--
-            result = substring[leftBoundary].equals(substring[rightBoundary], true)
-        }
-
-        return result
-    }
-
-
-    override fun toString(): String {
-        var text = arrayOf<String>()
-        for (i in this.textArray.first.indices) {
-            text += this.textArray.first[i].toString() + this.textArray.second[i].toString()
-        }
-        return text.joinToString(" ")
-    }
-}

Java/lab_5/Word.kt

@@ -1,13 +0,0 @@
-package OOP.Java.lab_5
-
-class Word(var letters: Array<Letter>) {
-    override fun toString(): String {
-        val wordString = StringBuilder()
-        this.letters.forEach { wordString.append(it) }
-
-        return wordString.toString()
-    }
-    constructor(
-        word: String
-    ) : this((word.toCharArray().map { letter -> Letter(letter) }).toTypedArray())
-}

Rust/lab_1/Cargo.lock

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

Rust/lab_1/Cargo.toml

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

Rust/lab_1/src/main.rs

@@ -1,22 +0,0 @@
-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);
-}

Rust/lab_2/Cargo.lock

@@ -1,7 +0,0 @@
-# This file is automatically @generated by Cargo.
-# It is not intended for manual editing.
-version = 3
-
-[[package]]
-name = "lab_2"
-version = "0.1.0"

Rust/lab_2/Cargo.toml

@@ -1,8 +0,0 @@
-[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]

Rust/lab_2/src/main.rs

@@ -1,3 +0,0 @@
-fn main() {
-    println!("Hello, world!");
-}