phoneBook

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Dict_Lambda_LINQ___Exercise___15._10._2017
{
    class PhoneBook
    {
        static void Main(string[] args)
        {

            string[] splittedCommand = Console.ReadLine().Trim().Split(' ');
            Dictionary<string, string> phonebook = new Dictionary<string, string>();

            while (splittedCommand[0] != "END")
            {
                if (splittedCommand[0] == "A")
                {
                    phonebook[splittedCommand[1]] = splittedCommand[2];
                }
                else if (splittedCommand[0] == "S")
                {
                    if (phonebook.ContainsKey(splittedCommand[1]))
                    {
                        Console.WriteLine(phonebook[splittedCommand[1]] + "->" + splittedCommand[2]);
                    }
                    else
                    {
                        Console.WriteLine("Contact {0} does not exist.", splittedCommand[1]);
                    }
                }
                splittedCommand = Console.ReadLine().Split(' ');
            }
        }
    }
}