st.Reset();
        st.Start();
        double temp;
        for (int pass = 1; pass < _arr.Length - 1; pass++)
        {
            // Count how many times this next loop
            // becomes shorter and shorter
            for (int i = 0; i < _arr.Length - pass; i++)
            {
                if (_arr[i] > _arr[i + 1])
                {
                    // Exchange elements
                    temp = _arr[i];
                    _arr[i] = _arr[i + 1];
                    _arr[i + 1] = temp;
                }
            }
        }
        st.Stop();
        Console.WriteLine("--Improvement 1--");
        Program.printArray(_arr);//Display the contents after each iteration of the algorithm
        Console.WriteLine("improvedBubbleSort 1 time taken to sort array: {0}", st.Elapsed);