2024-10-08 23:43:24 +04:00
|
|
|
|
|
|
|
|
|
using ConsoleApp1;
|
|
|
|
|
using System.Data.Common;
|
|
|
|
|
using System.Diagnostics;
|
|
|
|
|
internal class Program
|
|
|
|
|
{
|
|
|
|
|
private static void Main(string[] args)
|
|
|
|
|
{
|
|
|
|
|
var value = new int[3] {100, 300, 500 };
|
|
|
|
|
|
|
|
|
|
foreach(var i in value)
|
|
|
|
|
{
|
|
|
|
|
var a = CreateMatrix(i, i);
|
|
|
|
|
var b = CreateMatrix(i, i);
|
|
|
|
|
|
|
|
|
|
List<long> times = new() {};
|
|
|
|
|
Console.WriteLine("Для пяти потоков: ");
|
2024-10-19 12:28:06 +04:00
|
|
|
|
for (int j = 1; j <= 5; j++)
|
2024-10-08 23:43:24 +04:00
|
|
|
|
{
|
|
|
|
|
var sw = new Stopwatch();
|
|
|
|
|
sw.Start();
|
|
|
|
|
|
|
|
|
|
Calculate(a, j);
|
|
|
|
|
|
|
|
|
|
sw.Stop();
|
|
|
|
|
times.Add(sw.ElapsedTicks);
|
|
|
|
|
}
|
|
|
|
|
Console.WriteLine("Количество тиков для вычисления матрицы стороной "+i+": "+string.Join("\t", times));
|
|
|
|
|
|
|
|
|
|
Console.WriteLine("Для десяти потоков: ");
|
|
|
|
|
for (int j = 1; j <= 10; j++)
|
|
|
|
|
{
|
|
|
|
|
var sw = new Stopwatch();
|
|
|
|
|
sw.Start();
|
|
|
|
|
|
|
|
|
|
Calculate(a, j);
|
|
|
|
|
|
|
|
|
|
sw.Stop();
|
|
|
|
|
times.Add(sw.ElapsedTicks);
|
|
|
|
|
}
|
|
|
|
|
Console.WriteLine("Количество тиков для вычисления матрицы стороной " + i + ": " + string.Join("\t", times));
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private static int[,] CreateMatrix(int x, int y)
|
|
|
|
|
{
|
|
|
|
|
var rnd = new Random();
|
|
|
|
|
|
|
|
|
|
var res = new int[y, x];
|
|
|
|
|
|
|
|
|
|
for (int i = 0; i < y; i++)
|
|
|
|
|
{
|
|
|
|
|
for (int j = 0; j < x; j++)
|
|
|
|
|
{
|
|
|
|
|
res[i, j] = rnd.Next(0, 100);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return res;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private static double Calculate(int[,] matrix, int maxTask)
|
|
|
|
|
{
|
|
|
|
|
double res = 0;
|
|
|
|
|
|
|
|
|
|
var semaphore = new SemaphoreSlim(maxTask, maxTask);
|
|
|
|
|
|
|
|
|
|
for (var j = 0; j < matrix.GetLength(0) - 1; j++)
|
|
|
|
|
{
|
|
|
|
|
_ = Task.Run(() =>
|
|
|
|
|
{
|
|
|
|
|
try
|
|
|
|
|
{
|
|
|
|
|
semaphore.Wait();
|
|
|
|
|
res += (j % 2 == 1 ? 1 : -1) * matrix[1, j] *
|
|
|
|
|
matrix.CreateMatrixWithoutColumn(j).
|
|
|
|
|
CreateMatrixWithoutRow(1).CalculateDeterminant();
|
|
|
|
|
}
|
|
|
|
|
finally { semaphore.Release(); }
|
|
|
|
|
});
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
semaphore.Wait(maxTask);
|
|
|
|
|
return res;
|
|
|
|
|
}
|
|
|
|
|
}
|