    public class NumberScrambler : IScrambler
    {
        private IEnumerable<int> range;

        public NumberScrambler(int minValue, int maxValue)
        {
            range = Enumerable.Range(minValue, maxValue + 1);
        }
        public object Scramble(object value)
        {
            var number = (int)value;
            var rand = new System.Random();
            int index = rand.Next(0, range.Count() - 2);