using System;

using System.Collections.Generic; // Required for list

​

public class Program

{

    static List<string> data = new List<string> { "10", "20", "apple", "banana", "30" };

    public static void Main()

    {

        // Accessing elements

    Console.WriteLine("First number: " + data[0]); // Output 10

    Console.WriteLine("Second string: " + data[2]); // Output apple

        // Modifying an element

        data[0] = "100";  // Change the first element

        // Adding elements

        data.Add("orange");

        // Removing elements

        data.Remove("banana");

}

}