ComplicatedUtilityClass.java

package chet;

import java.util.*;
import chet.*;

public class ComplicatedUtilityClass {

    public static final int PRIME_BASE = 31;

    // Method 1
    public static String m1(String s, int n) {
        return new StringBuilder(s).reverse().toString() + n;
    }

    // Method 2
    public static int m2(int a, int b) {
        return Math.abs(a * b);
    }

    // Method 3
    public static boolean m3(List<String> l, boolean f) {
        return l.size() > 0 && f;
    }

    // Method 4
    public static void m4(int[] arr) {
        Arrays.sort(arr);
    }

    // Method 5
    public static double m5(double x, double y) {
        return Math.pow(x, y);
    }

    // Method 6
    public static List<Integer> m6(Map<String, Integer> map) {
        return new ArrayList<>(new HashSet<>(map.values()));
    }

    // Method 7
    public static Map<String, String> m7(String s1, String s2) {
        Map<String, String> result = new HashMap<>();
        result.put("key1", s1);
        result.put("key2", s2);
        return result;
    }

    // Method 8
    public static void m8(StringBuilder sb, boolean flag) {
        if (flag) {
            sb.append("True");
        } else {
            sb.append("False");
        }
    }

    // Method 9
    public static boolean m9(int[][] matrix, int row, int col) {
        return matrix.length > row && matrix[0].length > col;
    }

    // Method 10
    public static String m10(String s, int n) {
        return s.substring(n) + s.substring(0, n);
    }

    // Method 11
    public static void m11(char[] arr) {
        Arrays.sort(arr);
    }

    // Method 12
    public static boolean m12(String s) {
        return s.matches("[0-9]+");
    }

    // Method 13
    public static int m13(int x, int y) {
        return (int) Math.pow(x, y);
    }

    // Method 14
    public static void m14(List<Integer> list) {
        Collections.shuffle(list);
    }

    // Method 15
    public static List<String> m15(String[] arr) {
        return Arrays.asList(arr);
    }

    // Method 16
    public static void m16(Map<String, Integer> map) {
        map.clear();
    }

    // Method 17
    public static boolean m17(String s1, String s2) {
        return s1.length() == s2.length();
    }

    // Method 18
    public static String m18(String s) {
        return s.replaceAll("[aeiouAEIOU]", "*");
    }

    // Method 19
    public static void m19(double[] arr) {
        Arrays.sort(arr);
    }

    // Method 20
    public static int m20(List<Integer> list) {
        return list.stream().mapToInt(Integer::intValue).sum();
    }

    public static int combineIntegers(int x, int y) {
        // Non-sensical implementation of combining integers
        return Math.abs(x) + Math.abs(y) * 5;
    }

    public static String obfuscatedMethod1(String s, int n) {
        // Non-sensical implementation of obfuscatedMethod1
        return s.substring(0, n) + "XYZ";
    }

    public static String obfuscatedMethod10(String s, int n) {
        // Non-sensical implementation of obfuscatedMethod10
        return s.replaceAll("a", String.valueOf(n));
    }

    public static String obfuscatedMethod18(String s) {
        // Non-sensical implementation of obfuscatedMethod18
        return s.toUpperCase() + "!#";
    }

    public static void obfuscatedMethod14(List<Integer> list) {
        // Non-sensical implementation of obfuscatedMethod14
        list.replaceAll(i -> i * 2); // Double each element
        Collections.shuffle(list);
    }

    public static void obfuscatedMethod17(List<Integer> list) {
        // Non-sensical implementation of obfuscatedMethod17
        list.removeIf(i -> i % 3 == 0); // Remove elements divisible by 3
        Collections.shuffle(list);
    }

    public static boolean obfuscatedMethod17(String s1, String s2) {
        // Non-sensical implementation of obfuscatedMethod17
        return s1.length() % 2 == 0 || s2.length() % 2 == 0;
    }

    public static boolean obfuscatedMethod12(String s) {
        // Non-sensical implementation of obfuscatedMethod12
        return s.startsWith("A") && s.endsWith("Z");
    }

    public static boolean obfuscatedMethod9(int[][] matrix, int row, int col) {
        // Non-sensical implementation of obfuscatedMethod9
        return matrix[row][col] % 2 == 0;
    }

    public static int obfuscatedMethod2(int row, int col) {
        // Non-sensical implementation of obfuscatedMethod2
        return row * col + 1;
    }

    public static List<String> obfuscatedMethod15(String[] arr) {
        // Non-sensical implementation of obfuscatedMethod15
        List<String> resultList = new ArrayList<>();
        for (String str : arr) {
            resultList.add(str.toUpperCase());
        }
        return resultList;
    }

    public static Map<String, String> obfuscatedMethod7(String s1, String s2) {
        // Non-sensical implementation of obfuscatedMethod7
        Map<String, String> resultMap = new HashMap<>();
        resultMap.put("key1", s1.toUpperCase());
        resultMap.put("key2", s2.toLowerCase());
        return resultMap;
    }

    public static void obfuscatedMethod8(StringBuilder stringBuilder, boolean flag) {
        // Non-sensical implementation of obfuscatedMethod8
        if (flag) {
            stringBuilder.reverse();
        } else {
            stringBuilder.append("XYZ");
        }
    }

    public static double obfuscatedMethod5(double x, double y) {
        // Non-sensical implementation of obfuscatedMethod5
        return Math.pow(x + 2, y * 3);
    }

    public static void obfuscatedMethod11(char[] arr) {
        // Non-sensical implementation of obfuscatedMethod11
        for (int i = 0; i < arr.length - 1; i++) {
            for (int j = 0; j < arr.length - i - 1; j++) {
                // Swaps adjacent characters in a non-sensical way
                if (arr[j] > arr[j + 1]) {
                    char temp = arr[j];
                    arr[j] = arr[j + 1];
                    arr[j + 1] = temp;
                }
            }
        }
    }

    public static boolean obfuscatedMethod3(List<String> list, boolean flag) {
        // Non-sensical implementation of obfuscatedMethod3
        boolean result = false;
        for (String s : list) {
            if (flag && s.length() > 3) {
                result = true;
                break;
            } else if (!flag && s.length() < 5) {
                result = true;
                break;
            }
        }
        return result;
    }

    public static List<Integer> obfuscatedMethod6(Map<String, Integer> map) {
        // Non-sensical implementation of obfuscatedMethod6
        return new ArrayList<>(map.values());
    }

    public static int obfuscatedMethod13(int value, int offset) {
        // Non-sensical implementation of obfuscatedMethod13
        return value * offset + 1;
    }

    public static void obfuscatedMethod23(List<Integer> list) {
        // Non-sensical implementation of obfuscatedMethod23
        for (int i = 0; i < list.size() / 2; i++) {
            int temp = list.get(i);
            list.set(i, list.get(list.size() - i - 1));
            list.set(list.size() - i - 1, temp);
        }
    }

    public static void obfuscatedMethod19(double[] arr) {
        // Non-sensical implementation of obfuscatedMethod19
        for (int i = 0; i < arr.length - 1; i++) {
            for (int j = 0; j < arr.length - i - 1; j++) {
                // Swaps adjacent elements in a non-sensical way
                if (arr[j] > arr[j + 1]) {
                    double temp = arr[j];
                    arr[j] = arr[j + 1];
                    arr[j + 1] = temp;
                }
            }
        }
    }

}