BitsExchangeShort

class BitsExchangeShort
    {
        static void Main()
        {
            Console.Write("N = ");
            uint number = uint.Parse(Console.ReadLine());
            uint mask1 = ((7 << 3) | (7 << 24)) & number;
            uint mask2 = (mask1 << 21) | (mask1 >> 21);
            uint result = (number & (~ mask1)) | mask2;
            Console.WriteLine(result);

        }
    }