C# Basics December 2014 Lab - 03.Byte_Party

03.Byte_Party

using System;

namespace _03.Byte_Party
{
    class ByteParty
    {
        static void Main(string[] args)
        {
            int length = int.Parse(Console.ReadLine());
            int[] table = GetSequence(length);
            PerformCommands(table);

            for (int i = 0; i < table.Length; i++)
            {
                Console.WriteLine(table[i]);
            }
        }

        static int[] GetSequence(int length)
        {
            int[] seqence = new int[length];

            for (int i = 0; i < length; i++)
            {
                seqence[i] = int.Parse(Console.ReadLine());
            }

            return seqence;
        }

        static int[] PerformCommands(int[] sequence)
        {
            string command = Console.ReadLine();

            while (command != "party over")
            {
                string[] orderAndPosition = command.Split(' ');
                int order = int.Parse(orderAndPosition[0]);
                int position = int.Parse(orderAndPosition[1]);

                if (order == -1)
                {
                    sequence = FlipBitAtPosition(sequence, position);
                }
                else if (order == 0)
                {
                    sequence = UnsetBitAtPosition(sequence, position);
                }
                else if (order == 1)
                {
                    sequence = SetBitAtPosition(sequence, position);
                }

                command = Console.ReadLine();
            }

            return sequence;
        }

        private static int[] SetBitAtPosition(int[] sequence, int position)
        {
            for (int i = 0; i < sequence.Length; i++)
            {
                sequence[i] |= (1 << position);
            }

            return sequence;
        }

        private static int[] UnsetBitAtPosition(int[] sequence, int position)
        {
            for (int i = 0; i < sequence.Length; i++)
            {
                if (((sequence[i] >> position) & 1) == 1)
                {
                    sequence[i] ^= (1 << position);
                }
            }

            return sequence;
        }

        static int[] FlipBitAtPosition(int[] sequence, int position)
        {
            for (int i = 0; i < sequence.Length; i++)
            {
                if (((sequence[i] >> position) & 1) == 1)
                {
                    sequence[i] ^= (1 << position);
                }
                else
                {
                    sequence[i] |= (1 << position);
                }
            }

            return sequence;
        }
    }
}