Mixer.java

import java.util.*;

public class Mixer {
    // Instance variable to store array elements
    int arr[];

    // Method to accept elements in ascending order without duplicates
    void accept() {
        Scanner sc = new Scanner(System.in);
        System.out.print("Enter the number of elements: ");
        int n = sc.nextInt();
        Set<Integer> set = new TreeSet<>();  // Using a TreeSet to maintain order and eliminate duplicates
        
        System.out.println("Enter the elements in ascending order:");
        for (int i = 0; i < n; i++) {
            int element = sc.nextInt();
            set.add(element); // Automatically handles duplicates
        }
        
        // Convert Set to Array
        arr = new int[set.size()];
        int index = 0;
        for (int num : set) {
            arr[index++] = num;
        }
    }

    // Method to merge the current object array with another array from a Mixer object
    Mixer mix(Mixer A) {
        Set<Integer> set = new TreeSet<>();  // Using TreeSet to automatically sort and eliminate duplicates
        
        // Add elements from the current object
        for (int num : this.arr) {
            set.add(num);
        }
        
        // Add elements from the parameterized Mixer object
        for (int num : A.arr) {
            set.add(num);
        }
        
        // Create a new Mixer object for the merged array
        Mixer mergedMixer = new Mixer();
        mergedMixer.arr = new int[set.size()];
        int index = 0;
        
        // Convert Set to Array
        for (int num : set) {
            mergedMixer.arr[index++] = num;
        }
        
        return mergedMixer;
    }

    // Method to display the array elements
    void display() {
        System.out.println("Array elements:");
        for (int num : arr) {
            System.out.print(num + " ");
        }
        System.out.println();
    }

    public static void main(String[] args) {
        // Create two Mixer objects
        Mixer mixer1 = new Mixer();
        Mixer mixer2 = new Mixer();
        
        // Accept elements for both Mixer objects
        System.out.println("Enter elements for first Mixer object:");
        mixer1.accept();
        
        System.out.println("Enter elements for second Mixer object:");
        mixer2.accept();
        
        // Display elements for both Mixer objects
        System.out.println("\nFirst Mixer object elements:");
        mixer1.display();
        
        System.out.println("Second Mixer object elements:");
        mixer2.display();
        
        // Merge the two arrays and display the result
        Mixer mergedMixer = mixer1.mix(mixer2);
        System.out.println("\nMerged Mixer object elements:");
        mergedMixer.display();
    }
}