C#Homework7_LongestAreaInArray

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

class LongestArreaInArray
{
    //Write a program to find the longest area of equal elements in array of strings. You first should read an integer n and n strings (each at a separate line),
    //then find and print the longest sequence of equal elements (first its length, then its elements).
    //If multiple sequences have the same maximal length, print the leftmost of them.
    static void Main()
    {
        int n = int.Parse(Console.ReadLine());
        string[] strings = new string[n];

        for (int i = 0; i < strings.Length; i++)
        {
            strings[i] = Console.ReadLine();
        }

        int countSame = 1;
        int maxCount = 1;
        List<KeyValuePair<int,string>> sames = new List<KeyValuePair<int,string>>();

        for (int i = 0; i < strings.Length - 1; i++)
        {
            while ((i < strings.Length - 1)&&(strings[i] == strings[i+1]))
            {
                countSame++;
                i++;
            }
            sames.Add(new KeyValuePair<int,string>(countSame,strings[i]));
            if (countSame > maxCount)
            {
                maxCount = countSame;
            }
            countSame = 1;
        }

        Console.WriteLine(maxCount);
        for (int i = 0; i < maxCount; i++)
        {
            Console.WriteLine(sames.First(pair => pair.Key == maxCount).Value.ToString());
        }
    }
}