Get list data in java

import java.util.*;
  
public class GFG {
    public static void main(String[] args)
    {
        // creating an Empty Integer List
        List<Integer> arr = new ArrayList<Integer>(4);
  
        // using add() to initialize values
        // [10, 20, 30, 40]
        arr.add(10);
        arr.add(20);
        arr.add(30);
        arr.add(40);
  
        System.out.println("List: " + arr);
  
        // element at index 2
        int element = arr.get(2);
  
        System.out.println("The element at index 2 is " + element);
    }
}

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