06. Foreign Languages

Решение със switch:

using System;

namespace ForeignLanguages
{
    class Program
    {
        static void Main(string[] args)
        {
            string contry = Console.ReadLine();
            string print = "";

            switch (contry)
            {
                case "England":
                case "USA":
                    print = "English";
                    break;

                case "Spain":
                case "Argentina":
                case "Mexico":
                    print = "Spanish";
                    break;

                default:
                    print = "unknown";
                    break;
            }

            Console.WriteLine(print);
        }
    }
}


Решение с if-else:

using System;

namespace ForeignLanguages
{
    class Program
    {
        static void Main(string[] args)
        {
            string country = Console.ReadLine();
            string language = default;

            if (country == "England" || country == "USA")
            {
                language = "English";
            }
            else if (country == "Spain"|| country == "Argentina" || country == "Mexico")
            {
                language = "Spanish";
            }
            else
            {
                language = "unknown";
            }
            Console.WriteLine(language);
        }
    }
}


Решение с тернарен оператор:

using System;

namespace ForeignLanguages
{
    class Program
    {
        static void Main()
        {
            string country = Console.ReadLine();

            Console.WriteLine(country == "England" || country == "USA"? "English"
                : country == "Spain" || country == "Argentina" || country == "Mexico" ? "Spanish"
                : "unknown");
        }
    }
}