Array Histogram KVP

            string[] inputWords = Console.ReadLine().Split(' ').ToArray();
            int inputWordsCount = inputWords.Length;
            List<KeyValuePair<string, int>> wordsAndCounts =
                                                new List<KeyValuePair<string, int>>();
            foreach (string word in inputWords)
            {
                if (!wordsAndCounts.Exists(kvp => kvp.Key == word))
                {
                    wordsAndCounts.Add(new KeyValuePair<string, int>(word, 1));
                }
                else
                {
                    for (int i = 0; i < wordsAndCounts.Count; i++)
                    {
                        if (wordsAndCounts[i].Key == word)
                        {
                            int currCount = wordsAndCounts[i].Value;
                            wordsAndCounts.RemoveAt(i);
                            wordsAndCounts.Insert(i, new KeyValuePair<string, int>
                                                                (word, currCount + 1));
                            break;
                        }
                    }
                }
            }

            var sortedWordsByCounts = wordsAndCounts.OrderByDescending(kvp => kvp.Value);

            foreach (var pair in sortedWordsByCounts)
            {
                double percentage = (double)pair.Value / inputWordsCount * 100;
                Console.WriteLine($"{pair.Key} -> {pair.Value} times ({percentage:F2}%)");
            }