first commit

.gitignore

@@ -0,0 +1,8 @@
+*.tmp
+*.log
+*.ipch
+*.cfg
+*.db
+*.vsidx
+*.ilik
+*.pdb

1/.vs/ProjectSettings.json

@@ -0,0 +1,3 @@
+{
+  "CurrentProjectSetting": "Нет конфигураций"
+}

1/.vs/VSWorkspaceState.json

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+  "ExpandedNodes": [
+    "",
+    "\\1",
+    "\\1\\1"
+  ],
+  "SelectedNode": "\\1\\1\\1.cpp",
+  "PreviewInSolutionExplorer": false
+}

1/1/1.sln

@@ -0,0 +1,31 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.8.34316.72
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "1", "1\1.vcxproj", "{41EE0FFE-2F91-4A19-9564-A19A8BE7CFA6}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{41EE0FFE-2F91-4A19-9564-A19A8BE7CFA6}.Debug|x64.ActiveCfg = Debug|x64
+		{41EE0FFE-2F91-4A19-9564-A19A8BE7CFA6}.Debug|x64.Build.0 = Debug|x64
+		{41EE0FFE-2F91-4A19-9564-A19A8BE7CFA6}.Debug|x86.ActiveCfg = Debug|Win32
+		{41EE0FFE-2F91-4A19-9564-A19A8BE7CFA6}.Debug|x86.Build.0 = Debug|Win32
+		{41EE0FFE-2F91-4A19-9564-A19A8BE7CFA6}.Release|x64.ActiveCfg = Release|x64
+		{41EE0FFE-2F91-4A19-9564-A19A8BE7CFA6}.Release|x64.Build.0 = Release|x64
+		{41EE0FFE-2F91-4A19-9564-A19A8BE7CFA6}.Release|x86.ActiveCfg = Release|Win32
+		{41EE0FFE-2F91-4A19-9564-A19A8BE7CFA6}.Release|x86.Build.0 = Release|Win32
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+	EndGlobalSection
+EndGlobal

1/1/1/1.cpp

@@ -0,0 +1,45 @@
+#include <iostream>
+#include <iomanip>
+#include <bitset>
+
+// Функция печати одного байта в шестнадцатеричном формате
+void print_in_hex(uint8_t byte) {
+    std::cout << std::hex << std::setw(2) << std::setfill('0') << static_cast<int>(byte);
+}
+
+// Функция печати блока данных в шестнадцатеричном формате
+void print_in_hex(const void* data, size_t size) {
+    const uint8_t* byte_data = reinterpret_cast<const uint8_t*>(data);
+    for (size_t i = 0; i < size; ++i) {
+        print_in_hex(byte_data[i]);
+        std::cout << " ";
+        if ((i + 1) % 16 == 0) std::cout << "\n";
+    }
+    std::cout << std::dec << "\n"; 
+}
+
+// Функция печати одного байта в двоичном формате
+void print_in_binary(uint8_t byte) {
+    std::cout << std::bitset<8>(byte);
+}
+
+// Функция печати блока данных в двоичном формате
+void print_in_binary(const void* data, size_t size) {
+    const uint8_t* byte_data = reinterpret_cast<const uint8_t*>(data);
+    for (size_t i = 0; i < size; ++i) {
+        print_in_binary(byte_data[i]);
+        std::cout << " ";
+        if ((i + 1) % 4 == 0) std::cout << "\n";
+    }
+    std::cout << "\n";
+}
+
+int main() {
+    // Пример
+    uint8_t example_data[] = { 0xAD, 0xAC, 0xEF, 0x22, 0x84, 0x68, 0x75, 0x95 };
+    std::cout << "Hex Representation:\n";
+    print_in_hex(example_data, sizeof(example_data));
+    std::cout << "Binary Representation:\n";
+    print_in_binary(example_data, sizeof(example_data));
+    return 0;
+}

1/1/1/1.vcxproj

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+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|Win32">
+      <Configuration>Debug</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
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+  <PropertyGroup Label="Globals">
+    <VCProjectVersion>17.0</VCProjectVersion>
+    <Keyword>Win32Proj</Keyword>
+    <ProjectGuid>{41ee0ffe-2f91-4a19-9564-a19a8be7cfa6}</ProjectGuid>
+    <RootNamespace>My1</RootNamespace>
+    <WindowsTargetPlatformVersion>10.0</WindowsTargetPlatformVersion>
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+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
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+    <CharacterSet>Unicode</CharacterSet>
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+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Label="Shared">
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <ClCompile>
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+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
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+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
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+    <Link>
+      <SubSystem>Console</SubSystem>
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+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
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+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemGroup>
+    <ClCompile Include="1.cpp" />
+  </ItemGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+</Project>

1/1/1/1.vcxproj.filters

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+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <Filter Include="Исходные файлы">
+      <UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
+      <Extensions>cpp;c;cc;cxx;c++;cppm;ixx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
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+    <Filter Include="Файлы заголовков">
+      <UniqueIdentifier>{93995380-89BD-4b04-88EB-625FBE52EBFB}</UniqueIdentifier>
+      <Extensions>h;hh;hpp;hxx;h++;hm;inl;inc;ipp;xsd</Extensions>
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+    <Filter Include="Файлы ресурсов">
+      <UniqueIdentifier>{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}</UniqueIdentifier>
+      <Extensions>rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms</Extensions>
+    </Filter>
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="1.cpp">
+      <Filter>Исходные файлы</Filter>
+    </ClCompile>
+  </ItemGroup>
+</Project>

1/1/1/1.vcxproj.user

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+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="Current" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup />
+</Project>

1/1/1/x64/Debug/1.exe.recipe

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+<?xml version="1.0" encoding="utf-8"?>
+<Project>
+  <ProjectOutputs>
+    <ProjectOutput>
+      <FullPath>C:\Users\tikho\Desktop\Учёба\Бакалавриат\2 курс\Разработка ПО СУ\lab03\1\1\x64\Debug\1.exe</FullPath>
+    </ProjectOutput>
+  </ProjectOutputs>
+  <ContentFiles />
+  <SatelliteDlls />
+  <NonRecipeFileRefs />
+</Project>

1/1/1/x64/Debug/1.tlog/1.lastbuildstate

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+PlatformToolSet=v143:VCToolArchitecture=Native64Bit:VCToolsVersion=14.38.33130:TargetPlatformVersion=10.0.22621.0:
+Debug|x64|C:\Users\tikho\Desktop\Учёба\Бакалавриат\2 курс\Разработка ПО СУ\lab03\1\1\|

1/1/1/x64/Debug/1.tlog/Cl.items.tlog

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+C:\Users\tikho\Desktop\Учёба\Бакалавриат\2 курс\Разработка ПО СУ\lab03\1\1\1\1.cpp;C:\Users\tikho\Desktop\Учёба\Бакалавриат\2 курс\Разработка ПО СУ\lab03\1\1\1\x64\Debug\1.obj

2/2/2.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.8.34316.72
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "2", "2\2.vcxproj", "{B628E85E-63B4-48D1-BC31-F034B3D6F827}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{B628E85E-63B4-48D1-BC31-F034B3D6F827}.Debug|x64.ActiveCfg = Debug|x64
+		{B628E85E-63B4-48D1-BC31-F034B3D6F827}.Debug|x64.Build.0 = Debug|x64
+		{B628E85E-63B4-48D1-BC31-F034B3D6F827}.Debug|x86.ActiveCfg = Debug|Win32
+		{B628E85E-63B4-48D1-BC31-F034B3D6F827}.Debug|x86.Build.0 = Debug|Win32
+		{B628E85E-63B4-48D1-BC31-F034B3D6F827}.Release|x64.ActiveCfg = Release|x64
+		{B628E85E-63B4-48D1-BC31-F034B3D6F827}.Release|x64.Build.0 = Release|x64
+		{B628E85E-63B4-48D1-BC31-F034B3D6F827}.Release|x86.ActiveCfg = Release|Win32
+		{B628E85E-63B4-48D1-BC31-F034B3D6F827}.Release|x86.Build.0 = Release|Win32
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {7D5FBC2B-BD9D-4C14-9B97-9BBCB56E086F}
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+EndGlobal

2/2/2/2.cpp

@@ -0,0 +1,64 @@
+#include <iostream>
+#include <iomanip>
+#include <bitset>
+#include <string>
+
+// Функции для печати в шестнадцатеричном и двоичном формате с разделением байт
+void print_in_hex(uint16_t value) {
+    std::cout << std::hex << std::setw(2) << std::setfill('0') << (value >> 8);
+    std::cout << ' ';
+    std::cout << std::hex << std::setw(2) << std::setfill('0') << (value & 0xFF);
+}
+
+void print_in_binary(uint16_t value) {
+    std::cout << std::bitset<8>(value >> 8) << ' ';
+    std::cout << std::bitset<8>(value & 0xFF);
+}
+
+// Функция для выполнения побитовой операции
+uint16_t calculate(uint16_t oper1, char operation, uint16_t oper2) {
+    switch (operation) {
+    case '&': return oper1 & oper2;
+    case '|': return oper1 | oper2;
+    case '^': return oper1 ^ oper2;
+    default: throw std::invalid_argument("Invalid operation");
+    }
+}
+
+int main() {
+    uint16_t oper1, oper2;
+    char operat;
+
+    // Ввод данных
+    std::cout << "Enter the first oper (uint16_t): ";
+    std::cin >> oper1;
+
+    std::cout << "Enter the operation (&, |, ^): ";
+    std::cin >> operat;
+
+    std::cout << "Enter the second oper (uint16_t): ";
+    std::cin >> oper2;
+
+    // Вычисление результата
+    uint16_t res = calculate(oper1, operat, oper2);
+
+    // Вывод результата в шестнадцатеричном формате
+    std::cout << "Result in hexadecimal: ";
+    print_in_hex(oper1);
+    std::cout << " & ";
+    print_in_hex(oper2);
+    std::cout << " = ";
+    print_in_hex(res);
+    std::cout << std::endl;
+
+    // Вывод результата в двоичном формате
+    std::cout << "Result in binary: " << std::endl;
+    print_in_binary(oper1);
+    std::cout << " &" << std::endl;
+    print_in_binary(oper2);
+    std::cout << " =" << std::endl;
+    print_in_binary(res);
+    std::cout << std::endl;
+
+    return 0;
+}

2/2/2/2.vcxproj

@@ -0,0 +1,135 @@
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+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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+    <Link>
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+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemGroup>
+    <ClCompile Include="2.cpp" />
+  </ItemGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+</Project>

2/2/2/2.vcxproj.filters

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <Filter Include="Исходные файлы">
+      <UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
+      <Extensions>cpp;c;cc;cxx;c++;cppm;ixx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
+    </Filter>
+    <Filter Include="Файлы заголовков">
+      <UniqueIdentifier>{93995380-89BD-4b04-88EB-625FBE52EBFB}</UniqueIdentifier>
+      <Extensions>h;hh;hpp;hxx;h++;hm;inl;inc;ipp;xsd</Extensions>
+    </Filter>
+    <Filter Include="Файлы ресурсов">
+      <UniqueIdentifier>{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}</UniqueIdentifier>
+      <Extensions>rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms</Extensions>
+    </Filter>
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="2.cpp">
+      <Filter>Исходные файлы</Filter>
+    </ClCompile>
+  </ItemGroup>
+</Project>

2/2/2/2.vcxproj.user

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="Current" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup />
+</Project>

2/2/2/x64/Debug/2.exe.recipe

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project>
+  <ProjectOutputs>
+    <ProjectOutput>
+      <FullPath>C:\Users\tikho\Desktop\Учёба\Бакалавриат\2 курс\Разработка ПО СУ\lab03\2\2\x64\Debug\2.exe</FullPath>
+    </ProjectOutput>
+  </ProjectOutputs>
+  <ContentFiles />
+  <SatelliteDlls />
+  <NonRecipeFileRefs />
+</Project>

2/2/2/x64/Debug/2.tlog/2.lastbuildstate

@@ -0,0 +1,2 @@
+PlatformToolSet=v143:VCToolArchitecture=Native64Bit:VCToolsVersion=14.38.33130:TargetPlatformVersion=10.0.22621.0:
+Debug|x64|C:\Users\tikho\Desktop\Учёба\Бакалавриат\2 курс\Разработка ПО СУ\lab03\2\2\|

2/2/2/x64/Debug/2.tlog/Cl.items.tlog

@@ -0,0 +1 @@
+C:\Users\tikho\Desktop\Учёба\Бакалавриат\2 курс\Разработка ПО СУ\lab03\2\2\2\2.cpp;C:\Users\tikho\Desktop\Учёба\Бакалавриат\2 курс\Разработка ПО СУ\lab03\2\2\2\x64\Debug\2.obj

3/3/3.sln

@@ -0,0 +1,31 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.8.34316.72
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "3", "3\3.vcxproj", "{AF4F3F97-A876-4AD6-B526-B1D0175B4800}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{AF4F3F97-A876-4AD6-B526-B1D0175B4800}.Debug|x64.ActiveCfg = Debug|x64
+		{AF4F3F97-A876-4AD6-B526-B1D0175B4800}.Debug|x64.Build.0 = Debug|x64
+		{AF4F3F97-A876-4AD6-B526-B1D0175B4800}.Debug|x86.ActiveCfg = Debug|Win32
+		{AF4F3F97-A876-4AD6-B526-B1D0175B4800}.Debug|x86.Build.0 = Debug|Win32
+		{AF4F3F97-A876-4AD6-B526-B1D0175B4800}.Release|x64.ActiveCfg = Release|x64
+		{AF4F3F97-A876-4AD6-B526-B1D0175B4800}.Release|x64.Build.0 = Release|x64
+		{AF4F3F97-A876-4AD6-B526-B1D0175B4800}.Release|x86.ActiveCfg = Release|Win32
+		{AF4F3F97-A876-4AD6-B526-B1D0175B4800}.Release|x86.Build.0 = Release|Win32
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {89D4CBD1-019F-4B79-A2F3-1F1C0FF0558D}
+	EndGlobalSection
+EndGlobal

3/3/3/3.cpp

@@ -0,0 +1,57 @@
+#include <iostream>
+#include <iomanip>
+#include <bitset>
+#include <cstddef>
+
+struct Student {
+    char name[17];
+    uint16_t year_of_admission;
+    float average_score;
+    unsigned int gender : 1;
+    unsigned int completed_courses;
+    Student* group_leader;
+};
+
+void print_in_hex(const void* data, size_t size) {
+    const unsigned char* byte_data = reinterpret_cast<const unsigned char*>(data);
+    for (size_t i = 0; i < size; ++i) {
+        std::cout << std::hex << std::setw(2) << std::setfill('0') << static_cast<int>(byte_data[i]) << " ";
+    }
+    std::cout << std::dec << "\n";
+}
+
+void print_student(const Student& student) {
+    std::cout << "Name: " << student.name << "\n";
+    std::cout << "Year of Admission: " << student.year_of_admission << "\n";
+    std::cout << "Average Score: " << student.average_score << "\n";
+    std::cout << "Gender: " << student.gender << "\n";
+    std::cout << "Completed Courses: " << student.completed_courses << "\n";
+    std::cout << "Group Leader: " << student.group_leader << "\n\n";
+}
+
+int main() {
+    Student group_leader = { "Smirnov Ivan", 2023, 4.8, 1, 13, nullptr };
+    Student student1 = { "Tihonov Pavel", 2024, 4.5, 1, 3, &group_leader };
+    Student student2 = { "Kyznecova Maria", 2022, 4.2, 0, 22, &group_leader };
+    Student students[] = { group_leader, student1, student2 };
+
+    std::cout << "Address of array: " << &students << "\n";
+    std::cout << "Size of array: " << sizeof(students) << " bytes\n\n";
+
+    for (int i = 0; i < 3; ++i) {
+        std::cout << "Address of students[" << i << "]: " << &students[i] << "\n";
+        std::cout << "Size of students[" << i << "]: " << sizeof(students[i]) << " bytes\n";
+    }
+    std::cout << "\n";
+
+    // Информация для не старосты (student1)
+    std::cout << "Address of student1.name: " << static_cast<void*>(student1.name) << "\n";
+    std::cout << "Offset of name: " << offsetof(Student, name) << "\n";
+    std::cout << "Size of name: " << sizeof(student1.name) << "\n";
+    print_in_hex(student1.name, sizeof(student1.name));
+
+    std::cout << "\nHex representation of all array elements:\n";
+    print_in_hex(students, sizeof(students));
+
+    return 0;
+}

3/3/3/3.vcxproj

@@ -0,0 +1,135 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|Win32">
+      <Configuration>Debug</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <VCProjectVersion>17.0</VCProjectVersion>
+    <Keyword>Win32Proj</Keyword>
+    <ProjectGuid>{af4f3f97-a876-4ad6-b526-b1d0175b4800}</ProjectGuid>
+    <RootNamespace>My3</RootNamespace>
+    <WindowsTargetPlatformVersion>10.0</WindowsTargetPlatformVersion>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v143</PlatformToolset>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v143</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v143</PlatformToolset>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v143</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Label="Shared">
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemGroup>
+    <ClCompile Include="3.cpp" />
+  </ItemGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+</Project>

3/3/3/3.vcxproj.filters

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <Filter Include="Исходные файлы">
+      <UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
+      <Extensions>cpp;c;cc;cxx;c++;cppm;ixx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
+    </Filter>
+    <Filter Include="Файлы заголовков">
+      <UniqueIdentifier>{93995380-89BD-4b04-88EB-625FBE52EBFB}</UniqueIdentifier>
+      <Extensions>h;hh;hpp;hxx;h++;hm;inl;inc;ipp;xsd</Extensions>
+    </Filter>
+    <Filter Include="Файлы ресурсов">
+      <UniqueIdentifier>{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}</UniqueIdentifier>
+      <Extensions>rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms</Extensions>
+    </Filter>
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="3.cpp">
+      <Filter>Исходные файлы</Filter>
+    </ClCompile>
+  </ItemGroup>
+</Project>

3/3/3/3.vcxproj.user

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="Current" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup />
+</Project>

3/3/3/x64/Debug/3.exe.recipe

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project>
+  <ProjectOutputs>
+    <ProjectOutput>
+      <FullPath>C:\Users\tikho\Desktop\Учёба\Бакалавриат\2 курс\Разработка ПО СУ\lab03\3\3\x64\Debug\3.exe</FullPath>
+    </ProjectOutput>
+  </ProjectOutputs>
+  <ContentFiles />
+  <SatelliteDlls />
+  <NonRecipeFileRefs />
+</Project>

3/3/3/x64/Debug/3.tlog/3.lastbuildstate

@@ -0,0 +1,2 @@
+PlatformToolSet=v143:VCToolArchitecture=Native64Bit:VCToolsVersion=14.38.33130:TargetPlatformVersion=10.0.22621.0:
+Debug|x64|C:\Users\tikho\Desktop\Учёба\Бакалавриат\2 курс\Разработка ПО СУ\lab03\3\3\|

3/3/3/x64/Debug/3.tlog/Cl.items.tlog

@@ -0,0 +1 @@
+C:\Users\tikho\Desktop\Учёба\Бакалавриат\2 курс\Разработка ПО СУ\lab03\3\3\3\3.cpp;C:\Users\tikho\Desktop\Учёба\Бакалавриат\2 курс\Разработка ПО СУ\lab03\3\3\3\x64\Debug\3.obj

4/4/ConsoleApplication3.sln

@@ -0,0 +1,31 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.8.34316.72
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "ConsoleApplication3", "ConsoleApplication3\ConsoleApplication3.vcxproj", "{3E250AF3-E0CE-4EA0-A330-30FCA4271CC9}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{3E250AF3-E0CE-4EA0-A330-30FCA4271CC9}.Debug|x64.ActiveCfg = Debug|x64
+		{3E250AF3-E0CE-4EA0-A330-30FCA4271CC9}.Debug|x64.Build.0 = Debug|x64
+		{3E250AF3-E0CE-4EA0-A330-30FCA4271CC9}.Debug|x86.ActiveCfg = Debug|Win32
+		{3E250AF3-E0CE-4EA0-A330-30FCA4271CC9}.Debug|x86.Build.0 = Debug|Win32
+		{3E250AF3-E0CE-4EA0-A330-30FCA4271CC9}.Release|x64.ActiveCfg = Release|x64
+		{3E250AF3-E0CE-4EA0-A330-30FCA4271CC9}.Release|x64.Build.0 = Release|x64
+		{3E250AF3-E0CE-4EA0-A330-30FCA4271CC9}.Release|x86.ActiveCfg = Release|Win32
+		{3E250AF3-E0CE-4EA0-A330-30FCA4271CC9}.Release|x86.Build.0 = Release|Win32
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {927AC36C-CCB3-4FB2-B3F9-D653B77D682C}
+	EndGlobalSection
+EndGlobal

4/4/ConsoleApplication3/ConsoleApplication3.cpp

@@ -0,0 +1,82 @@
+#include <iostream>
+#include <fstream>
+#include <cstring>
+#include <cctype>
+
+bool is_valid_filename(const char* filename) {
+    // Проверка на запрещенные символы
+    if (strpbrk(filename, "*\"<>?|")) return false;
+
+    // Проверка двоеточие
+    const char* colon = strchr(filename, ':');
+    if (colon != nullptr) {
+        if (colon != filename + 1 || !isalpha(filename[0]) || colon[1] != '\\') return false;
+    }
+
+    // Проверка расширения 
+    const char* dot = strrchr(filename, '.');
+    if (dot != nullptr) {
+        if (_stricmp(dot, ".txt") != 0) return false;
+    }
+
+    return true;
+}
+
+int count_occurrences(const char* text, const char* substring) {
+    int count = 0;
+    const char* temp = text;
+    while ((temp = strstr(temp, substring)) != nullptr) {
+        ++count;
+        ++temp;
+    }
+    return count;
+}
+
+int main() {
+    char filename[260];
+    std::cout << "Enter filename: ";
+    std::cin.getline(filename, 260);
+
+    if (!is_valid_filename(filename)) {
+        std::cerr << "Invalid filename.\n";
+        return 1;
+    }
+
+    if (strrchr(filename, '.') == nullptr) {
+        strcat_s(filename, sizeof(filename), ".txt");
+    }
+
+    std::ifstream file(filename, std::ifstream::binary);
+    if (!file) {
+        std::cerr << "Failed to open file.\n";
+        return 1;
+    }
+
+    file.seekg(0, std::ifstream::end);
+    long size = file.tellg();
+    file.seekg(0, std::ifstream::beg);
+
+    char* buffer = new char[size + 1];
+    file.read(buffer, size);
+
+    buffer[size] = '\0'; 
+
+    
+    for (long i = 0; i < size; ++i) {
+        if (buffer[i] == '\r' && buffer[i + 1] == '\n') {
+            buffer[i] = '\n';
+            std::memmove(&buffer[i + 1], &buffer[i + 2], size - i - 1);
+            size--;
+        }
+    }
+
+    char search_string[100];
+    std::cout << "Enter string to search: ";
+    std::cin.getline(search_string, 100);
+
+    int occurrences = count_occurrences(buffer, search_string);
+    std::cout << "Occurrences of '" << search_string << "': " << occurrences << "\n";
+
+    delete[] buffer;
+    return 0;
+}

4/4/ConsoleApplication3/ConsoleApplication3.vcxproj

@@ -0,0 +1,135 @@
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+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|Win32">
+      <Configuration>Debug</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <VCProjectVersion>17.0</VCProjectVersion>
+    <Keyword>Win32Proj</Keyword>
+    <ProjectGuid>{3e250af3-e0ce-4ea0-a330-30fca4271cc9}</ProjectGuid>
+    <RootNamespace>ConsoleApplication3</RootNamespace>
+    <WindowsTargetPlatformVersion>10.0</WindowsTargetPlatformVersion>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v143</PlatformToolset>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v143</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v143</PlatformToolset>
+    <CharacterSet>Unicode</CharacterSet>
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4/4/ConsoleApplication3/test.txt

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+World

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