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+# General +.DS_Store +.AppleDouble +.LSOverride + +# Icon must end with two \r +Icon + + +# Thumbnails +._* + +# Files that might appear in the root of a volume +.DocumentRevisions-V100 +.fseventsd +.Spotlight-V100 +.TemporaryItems +.Trashes +.VolumeIcon.icns +.com.apple.timemachine.donotpresent + +# Directories potentially created on remote AFP share +.AppleDB +.AppleDesktop +Network Trash Folder +Temporary Items +.apdisk + +# content below from: https://github.com/github/gitignore/blob/master/Global/Windows.gitignore +# Windows thumbnail cache files +Thumbs.db +ehthumbs.db +ehthumbs_vista.db + +# Dump file +*.stackdump + +# Folder config file +[Dd]esktop.ini + +# Recycle Bin used on file shares +$RECYCLE.BIN/ + +# Windows Installer files +*.cab +*.msi +*.msix +*.msm +*.msp + +# Windows shortcuts +*.lnk diff --git a/tasks/voronkova-es/lab_6/MatrixCalculator/Matrix/100_100_1.txt b/tasks/voronkova-es/lab_6/MatrixCalculator/Matrix/100_100_1.txt new file mode 100644 index 0000000..adc870b --- /dev/null +++ b/tasks/voronkova-es/lab_6/MatrixCalculator/Matrix/100_100_1.txt @@ -0,0 +1,6 @@ +74 3 128 68 146 70 +81 139 14 12 51 58 +90 114 126 123 122 69 +20 35 115 133 46 138 +141 39 143 67 15 103 +86 38 55 138 92 104 \ No newline at end of file diff --git a/tasks/voronkova-es/lab_6/MatrixCalculator/Matrix/300_300_1.txt b/tasks/voronkova-es/lab_6/MatrixCalculator/Matrix/300_300_1.txt new file mode 100644 index 0000000..8903f7d --- /dev/null +++ b/tasks/voronkova-es/lab_6/MatrixCalculator/Matrix/300_300_1.txt @@ -0,0 +1,12 @@ +101 88 62 120 114 13 11 83 102 6 73 31 +83 17 75 111 110 132 141 93 19 4 11 6 +24 62 28 39 17 104 106 30 120 12 148 98 +90 54 38 8 61 67 67 120 135 117 54 117 +117 95 138 125 147 97 62 81 103 123 6 23 +112 109 41 43 110 114 87 105 7 119 118 126 +16 55 36 124 141 1 82 66 23 142 98 90 +76 126 19 100 46 93 76 99 45 29 31 63 +138 64 10 11 144 71 115 122 93 91 134 86 +84 83 102 120 16 12 90 58 5 121 76 34 +13 118 144 58 11 55 147 8 96 104 79 4 +138 52 110 25 103 118 101 25 144 137 73 106 \ No newline at end of file diff --git a/tasks/voronkova-es/lab_6/MatrixCalculator/Matrix/500_500_1.txt b/tasks/voronkova-es/lab_6/MatrixCalculator/Matrix/500_500_1.txt new file mode 100644 index 0000000..4bb3610 --- /dev/null +++ b/tasks/voronkova-es/lab_6/MatrixCalculator/Matrix/500_500_1.txt @@ -0,0 +1,16 @@ +84 95 64 62 135 99 100 109 36 89 22 67 130 45 43 112 +33 20 120 17 34 142 86 24 92 82 36 111 29 97 30 116 +112 79 48 35 91 125 108 106 141 88 2 34 74 136 42 117 +33 59 149 28 33 98 40 134 88 95 100 143 13 77 29 17 +102 26 102 72 16 17 17 83 19 71 24 147 19 146 130 140 +102 119 5 54 33 54 2 96 59 69 68 43 90 3 32 123 +132 124 148 98 34 45 5 6 39 145 128 111 62 97 27 96 +45 148 109 73 29 127 35 55 40 85 123 19 101 9 30 68 +109 4 116 104 109 112 63 76 104 60 70 16 8 100 40 121 +97 61 17 77 76 10 93 39 78 51 61 126 11 28 122 21 +149 65 27 127 92 125 45 124 8 88 101 101 8 24 71 38 +142 149 106 108 42 32 148 35 106 147 75 127 57 98 114 49 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Release|Any CPU + EndGlobalSection + GlobalSection(ProjectConfigurationPlatforms) = postSolution + {12D70107-84A8-4118-82E5-53535F1B2A4A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU + {12D70107-84A8-4118-82E5-53535F1B2A4A}.Debug|Any CPU.Build.0 = Debug|Any CPU + {12D70107-84A8-4118-82E5-53535F1B2A4A}.Release|Any CPU.ActiveCfg = Release|Any CPU + {12D70107-84A8-4118-82E5-53535F1B2A4A}.Release|Any CPU.Build.0 = Release|Any CPU + EndGlobalSection + GlobalSection(SolutionProperties) = preSolution + HideSolutionNode = FALSE + EndGlobalSection + GlobalSection(ExtensibilityGlobals) = postSolution + SolutionGuid = {608D6B6A-88D3-43D4-A361-B488FB03C4AC} + EndGlobalSection +EndGlobal diff --git a/tasks/voronkova-es/lab_6/MatrixCalculator/MatrixCalculator/BenchmarkClass.cs b/tasks/voronkova-es/lab_6/MatrixCalculator/MatrixCalculator/BenchmarkClass.cs new file mode 100644 index 0000000..fd07fc7 --- /dev/null +++ b/tasks/voronkova-es/lab_6/MatrixCalculator/MatrixCalculator/BenchmarkClass.cs @@ -0,0 +1,97 @@ +using BenchmarkDotNet.Attributes; +namespace MatrixCalculator; + +public class BenchmarkClass +{ + private readonly int[,] matrix_100_100_1; + + private readonly int[,] matrix_300_300_1; + + private readonly int[,] matrix_500_500_1; + + public BenchmarkClass() + { + static int[,] ReadMatrixFromFile(string filePath) + { + string[] lines = File.ReadAllLines(filePath); + int rows = lines.Length; + int cols = lines[0].Split(' ').Length; + + int[,] matrix = new int[rows, cols]; + + for (int i = 0; i < rows; i++) + { + string[] values = lines[i].Split(' '); + for (int j = 0; j < cols; j++) + { + matrix[i, j] = int.Parse(values[j]); + } + } + + return matrix; + } + + string folder = "D:\\4 КУРС\\РВИП\\distributed-computing_liza_fork\\tasks\\voronkova-es\\lab_6\\MatrixCalculator\\Matrix"; + + //6 6 + matrix_100_100_1 = ReadMatrixFromFile(Path.Combine(folder, "100_100_1.txt")); + //12 12 + matrix_300_300_1 = ReadMatrixFromFile(Path.Combine(folder, "300_300_1.txt")); + //16 16 + matrix_500_500_1 = ReadMatrixFromFile(Path.Combine(folder, "500_500_1.txt")); + } + + [Benchmark] + public int Def_100_100_Matrix() => DefAlg.CalcDet(matrix_100_100_1); + + [Benchmark] + public int Def_300_300_Matrix() => DefAlg.CalcDet(matrix_300_300_1); + + [Benchmark] + public int Def_500_500_Matrix() => DefAlg.CalcDet(matrix_500_500_1); + + [Benchmark] + public int Parallel_100_100_Matrix_MAX() => ParallelAlg.CalcDet(matrix_100_100_1, -1); + + [Benchmark] + public int Parallel_300_300_Matrix_MAX() => ParallelAlg.CalcDet(matrix_300_300_1, -1); + + [Benchmark] + public int Parallel_500_500_Matrix_MAX() => ParallelAlg.CalcDet(matrix_500_500_1, -1); + + [Benchmark] + public int Parallel_100_100_Matrix_2() => ParallelAlg.CalcDet(matrix_100_100_1, 2); + + [Benchmark] + public int Parallel_300_300_Matrix_2() => ParallelAlg.CalcDet(matrix_300_300_1, 2); + + [Benchmark] + public int Parallel_500_500_Matrix_2() => ParallelAlg.CalcDet(matrix_500_500_1, 2); + + [Benchmark] + public int Parallel_100_100_Matrix_4() => ParallelAlg.CalcDet(matrix_100_100_1, 4); + + [Benchmark] + public int Parallel_300_300_Matrix_4() => ParallelAlg.CalcDet(matrix_300_300_1, 4); + + [Benchmark] + public int Parallel_500_500_Matrix_4() => ParallelAlg.CalcDet(matrix_500_500_1, 4); + + [Benchmark] + public int Parallel_100_100_Matrix_8() => ParallelAlg.CalcDet(matrix_100_100_1, 8); + + [Benchmark] + public int Parallel_300_300_Matrix_8() => ParallelAlg.CalcDet(matrix_300_300_1, 8); + + [Benchmark] + public int Parallel_500_500_Matrix_8() => ParallelAlg.CalcDet(matrix_500_500_1, 8); + + [Benchmark] + public int Parallel_100_100_Matrix_16() => ParallelAlg.CalcDet(matrix_100_100_1, 16); + + [Benchmark] + public int Parallel_300_300_Matrix_16() => ParallelAlg.CalcDet(matrix_300_300_1, 16); + + [Benchmark] + public int Parallel_500_500_Matrix_16() => ParallelAlg.CalcDet(matrix_500_500_1, 16); +} diff --git a/tasks/voronkova-es/lab_6/MatrixCalculator/MatrixCalculator/DefAlg.cs b/tasks/voronkova-es/lab_6/MatrixCalculator/MatrixCalculator/DefAlg.cs new file mode 100644 index 0000000..eac2d55 --- /dev/null +++ b/tasks/voronkova-es/lab_6/MatrixCalculator/MatrixCalculator/DefAlg.cs @@ -0,0 +1,84 @@ +using BenchmarkDotNet.Reports; +using MathNet.Numerics.LinearAlgebra; + +namespace MatrixCalculator; + +internal class DefAlg +{ + internal static int CalcDet(int[,] matrix) + { + int size = matrix.GetLength(0); + + if (size == 1) + { + return matrix[0, 0]; + } + + int det = 0; + for (int i = 0; i < size; i++) + { + int[,] subMatrix = new int[size - 1, size - 1]; + for (int j = 1; j < size; j++) + { + for (int k = 0; k < size; k++) + { + if (k < i) + { + subMatrix[j - 1, k] = matrix[j, k]; + } + else if (k > i) + { + subMatrix[j - 1, k - 1] = matrix[j, k]; + } + } + } + + det += (i % 2 == 0 ? 1 : -1) * matrix[0, i] * CalcDet(subMatrix); + } + + return det; + } + + internal static int[,] MultiplyMatrices(int[,] matrix1, int[,] matrix2) + { + int rows1 = matrix1.GetLength(0); + int cols1 = matrix1.GetLength(1); + int rows2 = matrix2.GetLength(0); + int cols2 = matrix2.GetLength(1); + + if (cols1 != rows2) + { + throw new Exception("Матрицы не могут быть перемножены: количество столбцов первой матрицы не равно количеству строк второй матрицы."); + } + + int[,] result = new int[rows1, cols2]; + + for (int i = 0; i < rows1; i++) + { + for (int j = 0; j < cols2; j++) + { + for (int k = 0; k < cols1; k++) + { + result[i, j] += matrix1[i, k] * matrix2[k, j]; + } + } + } + + return result; + } + + internal static void PrintMatrix(int[,] matrix) + { + int rows = matrix.GetLength(0); + int cols = matrix.GetLength(1); + + for (int i = 0; i < rows; i++) + { + for (int j = 0; j < cols; j++) + { + Console.Write(matrix[i, j] + " "); + } + Console.WriteLine(); + } + } +} diff --git a/tasks/voronkova-es/lab_6/MatrixCalculator/MatrixCalculator/MatrixCalculator.csproj b/tasks/voronkova-es/lab_6/MatrixCalculator/MatrixCalculator/MatrixCalculator.csproj new file mode 100644 index 0000000..c9b7502 --- /dev/null +++ b/tasks/voronkova-es/lab_6/MatrixCalculator/MatrixCalculator/MatrixCalculator.csproj @@ -0,0 +1,15 @@ + + + + Exe + net7.0 + enable + enable + + + + + + + + diff --git a/tasks/voronkova-es/lab_6/MatrixCalculator/MatrixCalculator/ParallelAlg.cs b/tasks/voronkova-es/lab_6/MatrixCalculator/MatrixCalculator/ParallelAlg.cs new file mode 100644 index 0000000..2d42d93 --- /dev/null +++ b/tasks/voronkova-es/lab_6/MatrixCalculator/MatrixCalculator/ParallelAlg.cs @@ -0,0 +1,86 @@ +namespace MatrixCalculator; + +internal class ParallelAlg +{ + private static readonly object _locker = new(); + + internal static int CalcDet(int[,] matrix, int parallelismDegree = -1) + { + int size = matrix.GetLength(0); + + if (size == 1) + { + return matrix[0, 0]; + } + + int det = 0; + Parallel.For(0, size, new ParallelOptions { MaxDegreeOfParallelism = parallelismDegree }, i => + { + int[,] subMatrix = new int[size - 1, size - 1]; + for (int j = 1; j < size; j++) + { + for (int k = 0; k < size; k++) + { + if (k < i) + { + subMatrix[j - 1, k] = matrix[j, k]; + } + else if (k > i) + { + subMatrix[j - 1, k - 1] = matrix[j, k]; + } + } + } + + lock (_locker) + { + det += (i % 2 == 0 ? 1 : -1) * matrix[0, i] * CalcDet(subMatrix, parallelismDegree); + } + }); + + return det; + } + + internal static int[,] MultiplyMatrices(int[,] matrix1, int[,] matrix2, int parallelismDegree) + { + int rows1 = matrix1.GetLength(0); + int cols1 = matrix1.GetLength(1); + int rows2 = matrix2.GetLength(0); + int cols2 = matrix2.GetLength(1); + + if (cols1 != rows2) + { + throw new Exception("Матрицы не могут быть перемножены: количество столбцов первой матрицы не равно количеству строк второй матрицы."); + } + + int[,] result = new int[rows1, cols2]; + + Parallel.For(0, rows1, new ParallelOptions { MaxDegreeOfParallelism = parallelismDegree }, i => + { + for (int j = 0; j < cols2; j++) + { + for (int k = 0; k < cols1; k++) + { + result[i, j] += matrix1[i, k] * matrix2[k, j]; + } + } + }); + + return result; + } + + internal static void PrintMatrix(int[,] matrix) + { + int rows = matrix.GetLength(0); + int cols = matrix.GetLength(1); + + for (int i = 0; i < rows; i++) + { + for (int j = 0; j < cols; j++) + { + Console.Write(matrix[i, j] + " "); + } + Console.WriteLine(); + } + } +} diff --git a/tasks/voronkova-es/lab_6/MatrixCalculator/MatrixCalculator/Program.cs b/tasks/voronkova-es/lab_6/MatrixCalculator/MatrixCalculator/Program.cs new file mode 100644 index 0000000..1a45d5f --- /dev/null +++ b/tasks/voronkova-es/lab_6/MatrixCalculator/MatrixCalculator/Program.cs @@ -0,0 +1,4 @@ +using BenchmarkDotNet.Running; +using MatrixCalculator; + +BenchmarkRunner.Run(); \ No newline at end of file diff --git a/tasks/voronkova-es/lab_6/README.md b/tasks/voronkova-es/lab_6/README.md new file mode 100644 index 0000000..f87d0ad --- /dev/null +++ b/tasks/voronkova-es/lab_6/README.md @@ -0,0 +1,16 @@ +# Отчет по лабораторной работе №6 + +Выполнила студентка гр. ИСЭбд-41 Воронкова Е.С. + +# Описание работы приложения + +Приложение реализовано в виде консольного приложения C# с использованием библиотеки BenchmarkDotNet +Был создан специальный класс в котором прописаны все методы которые мы хотим замерить +ТК по многу раз считать матрицы больших размеров слишком долго взяла для примера матрицы 6 на 6, 12 на 12 и 16 на 16 + +# Вывод + +С использованием параллельного алгоритма скорость обработки может увеличиться, особенно при большой размерности матрицы, но нужно быть аккуратными с разделямыми ресурсами +В данном примере оптимальная скорость достигается при количестве потоков равном 16. + +![](images/screen_1.png) \ No newline at end of file diff --git a/tasks/voronkova-es/lab_6/images/screen_1.png b/tasks/voronkova-es/lab_6/images/screen_1.png new file mode 100644 index 0000000..7eb02e5 Binary files /dev/null and b/tasks/voronkova-es/lab_6/images/screen_1.png differ