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Module_1/src/Lock.java

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+import java.util.Arrays;
+
+public class Lock {
+    private final int[] myArray;
+
+    public Lock(int[] myArray) {
+        this.myArray = myArray;
+    }
+
+    public int[] getArray() {
+        if (myArray == null) {
+            return null;
+        } else {
+            return myArray.clone();
+        }
+    }
+
+    public void printArray() {
+        System.out.println(Arrays.toString(myArray));
+    }
+
+}

Module_1/src/Main.java

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+import java.util.Arrays;
+import java.util.Scanner;
+
+public class Main {
+    public static void main(String[] args) {
+        Scanner in = new Scanner(System.in);
+        System.out.print("Write the length of array from 10 to 100");
+        int x = in.nextInt();
+        if (x < 10) {
+            System.out.print("The length of array must be >= 10");
+        } else {
+            System.out.printf("The length of array is %d \n", x);
+        }
+        int[] myArray = new int[x];
+        for (int i = 0; i < myArray.length; i++) {
+            myArray[i] = ((int) (Math.random() * 201) - 100);
+        }
+        System.out.println(Arrays.toString(myArray));
+
+        System.out.print("Write 1 if you want choose increase ang 2 if you want choose decrease");
+        int y = in.nextInt();
+
+        if (y == 1) {
+            Arrays.sort(myArray);
+            System.out.println(Arrays.toString(myArray));
+        }
+        else if (y == 2) {
+            for (int i = 0; i < myArray.length; i++) {
+                for (int j = myArray.length - 1; j > i; j--) {
+                    if (myArray[j] > myArray[j - 1]) {
+                        int temp = myArray[j];
+                        myArray[j] = myArray[j - 1];
+                        myArray[j - 1] = temp;
+                    }
+                }
+            }
+                System.out.println(Arrays.toString(myArray));
+                in.close();
+            }
+        else {
+            System.out.print("Write only 1 or 2");
+        }
+
+            in.close();
+        System.out.print("The array with every third element in cube: ");
+            for (int i = 0; i < myArray.length; i++) {
+                if ((i+1)%3==0) {
+                    myArray[i] = myArray[i] * myArray[i] * myArray[i];
+                }
+            }
+            System.out.println(Arrays.toString(myArray));
+
+
+        }
+    }