01._Dictionary

using System;
using System.Collections.Generic;
using System.Linq;

namespace _01._Dictionary
{
    class Program
    {
        static void Main(string[] args)
        {
            string[] inputData = Console.ReadLine().Split(" | ", StringSplitOptions.RemoveEmptyEntries).ToArray();
            Dictionary<string, List<string>> wordDefinitions = new Dictionary<string, List<string>>();


            for (int i = 0; i < inputData.Length; i++)
            {
                string[] currentWordDef = inputData[i].Split(": ", StringSplitOptions.RemoveEmptyEntries).ToArray();
                string word = currentWordDef[0];
                string definition = currentWordDef[1];

                if (!wordDefinitions.ContainsKey(word))
                {
                    List<string> currDef = new List<string>();
                    currDef.Add(definition);
                    wordDefinitions.Add(word, currDef);
                }
                else
                {
                    wordDefinitions[word].Add(definition);
                }
            }

            string[] wordsToPrint = Console.ReadLine().Split(" | ").ToArray();
            for (int i = 0; i < wordsToPrint.Length; i++)
            {
                string word = wordsToPrint[i];
                if (wordDefinitions.ContainsKey(word))
                {
                    Console.WriteLine(word);
                    foreach (var definition in wordDefinitions[word].OrderByDescending(x => x.Length))
                    {
                        Console.WriteLine($" -{definition}");
                    }
                }
            }
            string command = Console.ReadLine();
            if (command == "List")
            {
                foreach (var word in wordDefinitions.Keys.OrderBy(x => x))
                {
                    Console.Write(word + " ");
                }
            }
        }
    }
}