using System;

​

public class Program

{

    public static void Main()

    {

        string[, ] airports =

        {

            {

                "BCN",

                "Barcelona International"

            },

            {

                "DUB",

                "Dublin"

            },

            {

                "LIS",

                "Lisbon"

            },

            {

                "LHR",

                "London Heathrow"

            },

            {

                "CDG",

                "Paris, Charles De Gaulle"

            },

            {

                "PRG",

                "Prague"

            },

            {

                "RKV",

                "Reykjavik"

            },

            {

                "FCO",

                "Rome, Fiumicino"

            }

        };

        Console.WriteLine("What is the code for your airport?");

        string code = Console.ReadLine();

        string newcode = code.ToUpper();

        bool found = false;

        for (int i = 0; i < airports.GetLength(0); i++)

        {

            if (airports[i, 0] == newcode)

            {

                Console.WriteLine(airports[i, 1]);

                found = true;

                break;

            }

        }

​

        if (!found)

        {

            Console.WriteLine("Airport not found in array");

        }

    }

}