using System.Collections.Generic;

using System.Linq;

using System;

​

public static class CountryCodes

    {

        public const string Bulgaria = "BG";

        public const string Canada = "CA";

        public const string Switzerland = "CH";

        public const string Czechia = "CZ";

        public const string Germany = "DE";

        public const string Denmark = "DK";

        public const string Estonia = "EE";

        public const string Finland = "FI";

        public const string UnitedKingdom = "GB";

        public const string Greece = "GR";

        public const string Hungary = "HU";

        public const string Croatia = "HR";

        public const string Indonesia = "ID";

        public const string Lichtenstein = "LI";

        public const string Lithuania = "LT";

        public const string Luxembourg = "LU";

        public const string Latvia = "LV";

        public const string Morocco = "MA";

        public const string Netherlands = "NL";

        public const string Poland = "PL";

        public const string Portugal = "PT";

        public const string Romania = "RO";

        public const string Russia = "RU";

        public const string SaudiArabia = "SA";

        public const string Slovakia = "SK";

        public const string Turkey = "TR";

        public const string UnitedArabEmirates = "AE";

        public const string UnitedStates = "US";

        public const string Ghana = "GH";

        public const string Malaysia = "MY";

        public const string Kuwait = "KW";

        public const string Qatar = "QA";

        public const string SouthKorea = "KR";

        public const string Ireland = "IE";

        public const string India = "IN";

        public const string Japan = "JP";

        public const string Australia = "AU";

        public const string Argentina = "AR";

        public const string Brazil = "BR";

        public const string France = "FR";

        public const string Italy = "IT";

        public const string Israel = "IL";

        public const string Mexico = "MX";

        public const string NewZealand = "NZ";

        public const string Singapore = "SG";

        public const string Spain = "ES";

        public const string Sweden = "SE";

        public const string Nigeria = "NG";

        public const string Kenya = "KE";

}

public class Program

{

    public static void Main()

    {

        var Countries = new Dictionary<string, string> {

            {"AF", "Afghanistan"},

            {"AL", "Albania"},

            {"DZ", "Algeria"},

            {"AR", "Argentina"},

            {"AM", "Armenia"},

            {"AU", "Australia"},

            {"AT", "Austria"},

            {"AZ", "Azerbaijan"},

            {"BH", "Bahrain"},

            {"BD", "Bangladesh"},

            {"BB", "Barbados"},

            {"BY", "Belarus"},

            {"BE", "Belgium"},

            {"BZ", "Belize"},

            {"BT", "Bhutan"},

            {"BO", "Bolivia"},

            {"BA", "Bosnia & Herzegovina"},

            {"BR", "Brazil"},

            {"BN", "Brunei"},

            {CountryCodes.Bulgaria, "Bulgaria"},

            {"KH", "Cambodia"},

            {"CM", "Cameroon"},

            {CountryCodes.Canada, "Canada"},

            {"CL", "Chile"},

            {"CN", "China"},

            {"CO", "Colombia"},

            {"CD", "Congo - Kinshasa"},

            {"CR", "Costa Rica"},

            {"CI", "Côte d’Ivoire"},

            {CountryCodes.Croatia, "Croatia"},

            {"CU", "Cuba"},

            {CountryCodes.Czechia, "Czechia"},

            {CountryCodes.Denmark, "Denmark"},

            {"DO", "Dominican Republic"},

            {"EC", "Ecuador"},

            {"EG", "Egypt"},

            {"SV", "El Salvador"},

            {"ER", "Eritrea"},

            {CountryCodes.Estonia, "Estonia"},

            {"ET", "Ethiopia"},

            {"FO", "Faroe Islands"},

            {CountryCodes.Finland, "Finland"},

            {"FR", "France"},

            {"GE", "Georgia"},

            {CountryCodes.Germany, "Germany"},

            {"GH", "Ghana"},

            {"GI", "Gibraltar"},

            {CountryCodes.Greece, "Greece"},

            {"GL", "Greenland"},

            {"GT", "Guatemala"},

            {"HT", "Haiti"},

            {"HN", "Honduras"},

            {"HK", "Hong Kong"},

            {CountryCodes.Hungary, "Hungary"},

            {"IS", "Iceland"},

            {"IN", "India"},

            {CountryCodes.Indonesia, "Indonesia"},

            {"IR", "Iran"},

            {"IQ", "Iraq"},

            {"IE", "Ireland"},

            {"IL", "Israel"},

            {"IT", "Italy"},

            {"JM", "Jamaica"},

            {"JP", "Japan"},

            {"JE", "Jersey"},

            {"JO", "Jordan"},

            {"KZ", "Kazakhstan"},

            {"KE", "Kenya"},

            {"KW", "Kuwait"},

            {"KG", "Kyrgyzstan"},

            {"LA", "Laos"},

            {CountryCodes.Latvia, "Latvia"},

            {"LB", "Lebanon"},

            {"LY", "Libya"},

            {CountryCodes.Lichtenstein, "Liechtenstein"},

            {CountryCodes.Lithuania, "Lithuania"},

            {CountryCodes.Luxembourg, "Luxembourg"},

            {"MY", "Malaysia"},

            {"ML", "Mali"},

            {"MT", "Malta"},

            {"MU", "Mauritius"},

            {"MX", "Mexico"},

            {"MD", "Moldova"},

            {"MC", "Monaco"},

            {"MN", "Mongolia"},

            {"ME", "Montenegro"},

            {CountryCodes.Morocco, "Morocco"},

            {"MM", "Myanmar (Burma)"},

            {"NP", "Nepal"},

            {CountryCodes.Netherlands, "Netherlands"},

            {"NZ", "New Zealand"},

            {"NI", "Nicaragua"},

            {"NG", "Nigeria"},

            {"NO", "Norway"},

            { "MK", "North Macedonia" },

            {"OM", "Oman"},

            {"PK", "Pakistan"},

            {"PA", "Panama"},

            {"PY", "Paraguay"},

            {"PE", "Peru"},

            {"PH", "Philippines"},

            {CountryCodes.Poland, "Poland"},

            {CountryCodes.Portugal, "Portugal"},

            {"PR", "Puerto Rico"},

            {"QA", "Qatar"},

            {"CY", "Republic of Cyprus"},

            {"RE", "Réunion"},

            {CountryCodes.Romania, "Romania"},

            {CountryCodes.Russia, "Russia"},

            {"RW", "Rwanda"},

            {CountryCodes.SaudiArabia, "Saudi Arabia"},

            {"SN", "Senegal"},

            {"RS", "Serbia"},

            {"SG", "Singapore"},

            {CountryCodes.Slovakia, "Slovakia"},

            {"SI", "Slovenia"},

            {"SO", "Somalia"},

            {"ZA", "South Africa"},

            {"KR", "South Korea"},

            {"ES", "Spain"},

            {"LK", "Sri Lanka"},

            {"SE", "Sweden"},

            {CountryCodes.Switzerland, "Switzerland"},

            {"SY", "Syria"},

            {"TW", "Taiwan"},

            {"TH", "Thailand"},

            {"TT", "Trinidad & Tobago"},

            {"TN", "Tunisia"},

            {CountryCodes.Turkey, "Turkey"},

            {"TM", "Turkmenistan"},

            {"UA", "Ukraine"},

            {CountryCodes.UnitedArabEmirates, "United Arab Emirates"},

            {CountryCodes.UnitedKingdom, "United Kingdom"},

            {CountryCodes.UnitedStates, "United States"},

            {"UY", "Uruguay"},

            {"UZ", "Uzbekistan"},

            {"VE", "Venezuela"},

            {"VN", "Vietnam"},

            {"YE", "Yemen"},

            {"ZW", "Zimbabwe"}

        };

foreach (var pair in Countries)

{

    Console.WriteLine($"Key: {pair.Key}, Value: {pair.Value}");

}

    }

}