ShuffleArray.cs

    public static T[] Shuffle<T>(T[] array)
    {
        T[] shuffledArray = new T[array.Length];
        Array.Copy(array, shuffledArray, array.Length);
        System.Random random = new System.Random();
        for (int i = shuffledArray.Length - 1; i > 0; i--)
        {
            int j = random.Next(0, i + 1);
            T temp = shuffledArray[i];
            shuffledArray[i] = shuffledArray[j];
            shuffledArray[j] = temp;
        }
        return shuffledArray;
    }