using System;

using System.Collections.Generic;  // Remember to add for using List generic type

public class Program

{

    public static void Main()

    {

        // Array

        int[] oddNumbers = { 1, 3, 5 };

        int firstOdd = oddNumbers[0];

        int lastOdd = oddNumbers[2];

        Console.WriteLine(lastOdd);

        string[] names = new string[3];  //  instantiated an array to hold three strings. All of the strings equal null by default.

        names[1] = "Joe";  // This code sets the second string to "Joe".

        Console.WriteLine(names[1]);

        // List

        List<decimal> stockPrices = new List<decimal>(); // instantiated a new List collection.

        stockPrices.Add(56.23m);

        stockPrices.Add(72.80m);

        decimal secondStockPrice = stockPrices[1];

        Console.WriteLine(secondStockPrice);

        //The <decimal> is a generic type indicating  that this is a [strongly typed list] that can only hold values of type decimal; 

        // it’s a List of decimal. That list has two items. 

    }

}