//=============================================
//Lab3 C#
//Badovskiy Alexsandr IO-96 FIOT
//=============================================
using System;
using System.Collections.Generic;
using System.Text;
using System.Threading;
//using System.DataTime.Second.get;

namespace kursrab
{
    class Program
    {
        //--Line N--
        static DateTime start, finish;
        static int N = 1000;
        static int P = 6;
        static int H = N / P;
        //--Sku-------
        static int[,] MZ = new int[N, N];
        //-----------------------------
        static int[,] MA = new int[N, N];
        static int[,] MB = new int[N, N];
        static int[,] MC = new int[N, N];
        static int[,] MT = new int[N, N];
        static int alfa = 1;
        //----------------------------------------
        static Mutex Sku = new Mutex(false);//Mutex
        static EventWaitHandle S1 = new ManualResetEvent(false);//Sobitia
        static EventWaitHandle S3 = new ManualResetEvent(false);
        static EventWaitHandle S6 = new ManualResetEvent(false);
        static Semaphore W = new Semaphore(0, 5);//Semaphore
        static Object Mon = new Object();//Monitor
        static Object KS = new Object();//K.seitsi
        //-------Task1---------------------------------------------------------
        static void T1()
        {
            Console.WriteLine("T1 started");
            int alfa1;
            int[,] MZ1 = new int[N, N];
            for (int i = 0; i < N; i++)
            {
                for (int j = 0; j < N; j++)
                {
                    MB[i, j] = 1;
                }
            }
            //--Singal T3,T6--
            S1.Set();
            //--Wait T3,T6--
            S3.WaitOne();
            S6.WaitOne();
            //----Copy----------------------------
            Sku.WaitOne();
            alfa1 = alfa;
            Sku.ReleaseMutex();
            lock (KS)
            {
                for (int i = 0; i < N; i++)
                {
                    for (int j = 0; j < N; j++)
                    {
                        MZ1[i, j] = MZ[i, j];
                    }
                }
            }
            //----Account-------------------------

            for (int i = 0; i < H; i++)
            {
                for (int j = 0; j < N; j++)
                {
                    MT[i, j] = 0;
                    for (int k = 0; k < N; k++)
                    {
                        MT[i, j] += MZ1[k, j] * MC[i, k] * alfa1;
                    }
                }
            }
            for (int i = 0; i < H; i++)
            {
                for (int j = 0; j < N; j++)
                {
                    MA[i, j] = 0;
                    MA[i, j] = MB[i, j] + MT[i, j];

                }
            }
            //--Wait T2-T6--
            W.WaitOne();
            W.WaitOne();
            W.WaitOne();
            W.WaitOne();
            W.WaitOne();
            // ----Conclusion--------------------------
            Console.Write("MA=( ");
            for (int i = 0; i < N; i++)
            {
                Console.WriteLine();
                for (int j = 0; j < N; j++)
                {
                    if (N < 500) 
                    Console.Write(" " + MA[i, j]);
                }
            }
            finish = DateTime.Now;                      // Time Finished
            TimeSpan time = finish - start;             //Time Start - Finish
            Console.Write("\nTime calc: " + time);      //Time Clock
            Console.WriteLine("T1 finished");
            //Console.WriteLine(time.Seconds.ToString() + " "); (Time Second)
        }
        //-------Task2---------------------------------------------------------
        static void T2()
        {
            Console.WriteLine("T2 started");
            int alfa2;
            int[,] MZ2 = new int[N, N];

            //--Wait T1,T3,T6--
            S1.WaitOne();
            S3.WaitOne();
            S6.WaitOne();
            //----Copy----------------------------
            Sku.WaitOne();
            alfa2 = alfa;
            Sku.ReleaseMutex();
            lock (KS)
            {
                for (int i = 0; i < N; i++)
                {
                    for (int j = 0; j < N; j++)
                    {
                        MZ2[i, j] = MZ[i, j];
                    }
                }
            }
            //----Account-------------------------
            for (int i = H; i < H * 2; i++)
            {
                for (int j = 0; j < N; j++)
                {
                    for (int k = 0; k < N; k++)
                    {
                        MT[i, j] += MC[i, k] * MZ2[k, j] * alfa2;
                    }
                }
            }
            for (int i = H; i < H * 2; i++)
            {
                for (int j = 0; j < N; j++)
                {
                    MA[i, j] = MB[i, j] + MT[i, j];
                }
            }
            //--Singal T1--
            W.Release();
            Console.WriteLine("T2 finished");
        }
        //-------Task3---------------------------------------------------------
        static void T3()
        {
            Console.WriteLine("T3 started");
            int alfa3;
            int[,] MZ3 = new int[N, N];
            alfa = 1;
            for (int i = 0; i < N; i++)
            {
                for (int j = 0; j < N; j++)
                {
                    MC[i, j] = 1;
                }
            }
            //--Singal T1,T6--
            S3.Set();
            //--Wait T1,T6--
            S1.WaitOne();
            S6.WaitOne();
            //----Copy----------------------------
            Sku.WaitOne();
            alfa3 = alfa;
            Sku.ReleaseMutex();
            lock (KS)
            {
                for (int i = 0; i < N; i++)
                {
                    for (int j = 0; j < N; j++)
                    {
                        MZ3[i, j] = MZ[i, j];
                    }
                }
            }
            //----Account-------------------------
            for (int i = H * 2; i < H * 3; i++)
            {
                for (int j = 0; j < N; j++)
                {
                    for (int k = 0; k < N; k++)
                    {
                        MT[i, j] += MC[i, k] * MZ3[k, j] * alfa3;
                    }
                }
            }
            for (int i = H * 2; i < H * 3; i++)
            {
                for (int j = 0; j < N; j++)
                {
                    MA[i, j] = MB[i, j] + MT[i, j];
                }
            }
            //--Singal T1--
            W.Release();
            Console.WriteLine("T3 finished");
        }
        //-------Task4---------------------------------------------------------
        static void T4()
        {
            Console.WriteLine("T4 started");
            int alfa4;
            int[,] MZ4 = new int[N, N];
            //--Wait T1,T3,T6--
            S1.WaitOne();
            S3.WaitOne();
            S6.WaitOne();
            //----Copy----------------------------
            Sku.WaitOne();
            alfa4 = alfa;
            Sku.ReleaseMutex();
            lock (KS)
            {
                for (int i = 0; i < N; i++)
                {
                    for (int j = 0; j < N; j++)
                    {
                        MZ4[i, j] = MZ[i, j];
                    }
                }
            }
            //----Account-------------------------
            for (int i = H * 3; i < H * 4; i++)
            {
                for (int j = 0; j < N; j++)
                {
                    for (int k = 0; k < N; k++)
                    {
                        MT[i, j] += MC[i, k] * MZ4[k, j] * alfa4;
                    }
                }
            }
            for (int i = H * 3; i < H * 4; i++)
            {
                for (int j = 0; j < N; j++)
                {
                    MA[i, j] = MB[i, j] + MT[i, j];
                }
            }
            //--Singal T1--
            W.Release();
            Console.WriteLine("T4 finished");
        }
        //-------Task5---------------------------------------------------------
        static void T5()
        {
            Console.WriteLine("T2 started");
            int alfa5;
            int[,] MZ5 = new int[N, N];
            //--Wait T1,T3,T6--
            S1.WaitOne();
            S3.WaitOne();
            S6.WaitOne();
            //----Copy----------------------------
            Sku.WaitOne();
            alfa5 = alfa;
            Sku.ReleaseMutex();
            lock (KS)
            {
                for (int i = 0; i < N; i++)
                {
                    for (int j = 0; j < N; j++)
                    {
                        MZ5[i, j] = MZ[i, j];
                    }
                }
            }
            //----Account-------------------------
            for (int i = H * 4; i < H * 5; i++)
            {
                for (int j = 0; j < N; j++)
                {
                    for (int k = 0; k < N; k++)
                    {
                        MT[i, j] += MC[i, k] * MZ5[k, j] * alfa5;
                    }
                }
            }
            for (int i = H * 4; i < H * 5; i++)
            {
                for (int j = 0; j < N; j++)
                {
                    MA[i, j] = MB[i, j] + MT[i, j];
                }
            }
            //--Singal T1--
            W.Release();
            Console.WriteLine("T5 finished");
        }
        //-------Task6---------------------------------------------------------
        static void T6()
        {
            Console.WriteLine("T6 started");
            int alfa6;
            int[,] MZ6 = new int[N, N];
            for (int i = 0; i < N; i++)
            {
                for (int j = 0; j < N; j++)
                {
                    MZ[i, j] = 1;

                }
            }
            //--Singal T1,T3,--
            S6.Set();
            //--Wait T1,T3--
            S1.WaitOne();
            S3.WaitOne();

            //----Copy----------------------------
            Sku.WaitOne();
            alfa6 = alfa;
            Sku.ReleaseMutex();
            lock (KS)
            {
                for (int i = 0; i < N; i++)
                {
                    for (int j = 0; j < N; j++)
                    {
                        MZ6[i, j] = MZ[i, j];
                    }
                }
            }
            //----Account-------------------------
            for (int i = H * 5; i < N; i++)
            {
                for (int j = 0; j < N; j++)
                {
                    for (int k = 0; k < N; k++)
                    {
                        MT[i, j] += MC[i, k] * MZ6[k, j] * alfa6;
                    }
                }
            }
            for (int i = H * 5; i < N; i++)
            {
                for (int j = 0; j < N; j++)
                {
                    MA[i, j] = MB[i, j] + MT[i, j];
                }
            }
            //--Singal T1--
            W.Release();
            Console.WriteLine("T6 finished");
        }
        //--------MAIN--------------------------------------------------------
        static void Main(string[] args)
        {
            start = DateTime.Now;     //Time Start
            new Thread(T1).Start();
            new Thread(T2).Start();
            new Thread(T3).Start();
            new Thread(T4).Start();
            new Thread(T5).Start();
            new Thread(T6).Start();
            Console.ReadKey();
        }
    }
}