Program to use array as Linked List

ArrayLL.java

import java.io.*;
import java.util.*;

public class ArrayLL{
    static char choice;
    static int arr[]={2,3,4,5,6};
    public static void deletebyIndex(int index){
        arr[index]=0;
        System.out.println("Element deleted");

    }
    public static void insertElement(int value){
        for(int i=0;i<arr.length;i++){
            if(arr[i]==0){
                arr[i]=value;
                break;
            }
        }
        System.out.println("Element inserted");
    }
    public static void getArray(){
        System.out.println("Array Elements:");
        for(int i=0;i<arr.length;i++){
            System.out.print("\t"+arr[i]);
        }
    }
    public static void main(String[] args){
        Scanner sc=new Scanner(System.in);
        do{
        System.out.println("1. Delete element");
        System.out.println("2. Insert element");
        System.out.println("3. Print array");
        int ch=sc.nextInt();
        switch(ch){
            case 1:
                System.out.println("Enter index:");
                int index=sc.nextInt();
                deletebyIndex(index);
                break;
            case 2:
                System.out.println("Enter value:");
                int value=sc.nextInt();
                insertElement(value);
                break;
            case 3:
                getArray();
                break;
        }
        System.out.println("\nDo you want to continue?[y/n]");
        choice=sc.next().charAt(0);
    }while(choice!='n');
}
}