static void Main(string[] args)
        {
            string[] values = new string[5];
            int[] counters = new int[5];
            int valuesLength = 0;
            for (int i=0; i<5; i++)
            {
                /*your code to retrive the numbers */
                if (!values.Contains(number))
                {
                    values[valuesLength] = number;
                    counters[valuesLength]++;
                    valuesLength++;
                }
                else
                    counters[values.IndexOf(number)]++;
                Console.WriteLine(values[counters.IndexOf(counters.Max())]);
            }
        }