SequenceEqualElements

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

class SeqEqualElements
{
    static void Main()
    {
        List<string> inputText = Console.ReadLine().Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries).ToList();

        List<List<string>> sequences = new List<List<string>>();
        List<string> currentSeq = new List<String>();

        if (inputText.Count == 1)
        {
            Console.WriteLine(inputText[0]);
        }
        else
        {
            for (int i = 0; i < inputText.Count - 1; i++)
            {
                if (inputText[i].Equals(inputText[i + 1]))
                {
                    currentSeq.Add(inputText[i]);
                }
                else
                {
                    currentSeq.Add(inputText[i]);
                    sequences.Add(new List<string>(currentSeq));
                    currentSeq.Clear();
                }
                if (i == inputText.Count - 2)
                {
                    currentSeq.Add(inputText[i + 1]);
                    sequences.Add(new List<String>(currentSeq));
                }
            }
            PrintSequences(sequences);
        }
    }

    static void PrintSequences(List<List<string>> sequences)
    {
        foreach (List<string> sequence in sequences)
        {
            foreach (string element in sequence)
            {
                Console.Write(element + " ");
            }
            Console.WriteLine();
        }
    }
}