arraylist in java
import java.util.ArrayList; public class ArrayListExample { public static void main(String[] args) { int num = 14; // declaring ArrayList with initial size num ArrayList<Integer> al = new ArrayList<Integer>(num); // append new element at the end of list for(int a = 1; a <= num; a++) { al.add(a); } System.out.println(al); // remove element at index 7 al.remove(7); // print ArrayList after deletion System.out.println(al); // print elements one by one for(int a = 0; a < al.size(); a++) { System.out.print(al.get(a) + " "); } } }