Storing in array in C#.net

struct WordInfo
{
    public string Word { get; set; }
    public int count { get; set; }
}
class WordCountDictionary
{
    public static void Main()
    {
        Dictionary<int,> dict = new Dictionary<int,>();
        string EnteredWord;
        int j = 0;
        Boolean flag = true;
        WordInfo wordInfo = new WordInfo();
        while ((EnteredWord = Console.ReadLine()) != "0")
        {
            string[] wordss = EnteredWord.Split(' ');
            foreach (string words in wordss)
            {
                wordInfo.Word = words;
                foreach (var h in dict.ToArray())
                {
                    if (wordInfo.Word.Equals(h.Value.Word))
                    {
                        flag = false;
                        WordInfo word = dict[h.Key];
                        word.count++;
                        dict[h.Key] = word;
                    }
                }
                if (flag)
                {
                    wordInfo.count = 1;
                    dict.Add(j, wordInfo);
                    j++;
                }
                flag = true;
            }
        }
        var sortedOrder = dict.OrderBy(o => o.Value.Word);

        foreach (var i in sortedOrder)
        {
            Console.WriteLine("Key:{0}  Word {1} Count {2}", i.Key, i.Value.Word, i.Value.count);
        }
        Console.ReadLine();
    }
}

class Program
{
    static void Main(string[] args)
    {
        Console.WriteLine("Press 0 to exit");

        Dictionary<int, Structure> dict = new Dictionary<int, Structure>();

        string readLine;

        while ("0" != (readLine = Console.ReadLine()))
        {
            string line = readLine;
            KeyValuePair<int, Structure> firstOrDefault = dict.FirstOrDefault(ob => ob.Value.Word == line);

            Structure val = new Structure { Count = firstOrDefault.Value.Count + 1, Word = readLine };
            int dictionaryCount = dict.Count;

            if (!firstOrDefault.Equals(default(KeyValuePair<int, Structure>)))
            {
                dict.Remove(firstOrDefault.Key);
                dictionaryCount = firstOrDefault.Key;
            }
            dict.Add(dictionaryCount, val);
        }

        Structure[] structures = dict.Values.ToArray();
        Array.Sort(structures);

        foreach (var structure in structures)
        {
            Console.WriteLine("Word : {0} -> Count : {1}",structure.Word ,structure.Count);
        }
        Console.ReadKey();
    }

    struct Structure : IComparable
    {
        public string Word { get; set; }
        public int Count { get; set; }

        public int CompareTo(object obj)
        {
            return Word.CompareTo(((Structure)obj).Word);
        }
    }
}