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プロジェクト ファイルを追加します。
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Diff for: ‎DataStructure.sln

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 17
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VisualStudioVersion = 17.7.34018.315
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "DataStructure", "DataStructure\DataStructure.vcxproj", "{50E36D94-8834-4B3F-BA33-8E500522F7ED}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|x64 = Debug|x64
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Debug|x86 = Debug|x86
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Release|x64 = Release|x64
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Release|x86 = Release|x86
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{50E36D94-8834-4B3F-BA33-8E500522F7ED}.Debug|x64.ActiveCfg = Debug|x64
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{50E36D94-8834-4B3F-BA33-8E500522F7ED}.Debug|x64.Build.0 = Debug|x64
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{50E36D94-8834-4B3F-BA33-8E500522F7ED}.Debug|x86.ActiveCfg = Debug|Win32
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{50E36D94-8834-4B3F-BA33-8E500522F7ED}.Debug|x86.Build.0 = Debug|Win32
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{50E36D94-8834-4B3F-BA33-8E500522F7ED}.Release|x64.ActiveCfg = Release|x64
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{50E36D94-8834-4B3F-BA33-8E500522F7ED}.Release|x64.Build.0 = Release|x64
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{50E36D94-8834-4B3F-BA33-8E500522F7ED}.Release|x86.ActiveCfg = Release|Win32
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{50E36D94-8834-4B3F-BA33-8E500522F7ED}.Release|x86.Build.0 = Release|Win32
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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GlobalSection(ExtensibilityGlobals) = postSolution
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SolutionGuid = {483501EF-A280-4DED-8DBE-5F1B7202098B}
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EndGlobalSection
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EndGlobal

Diff for: ‎DataStructure/DataStructure.cpp

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#include <iostream>
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using namespace std;
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#include "Segtree.h"
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int op(int a, int b) {
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return min(a, b);
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}
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int e() {
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return INT_MAX;
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}
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int main() {
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int N, Q;
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cin >> N >> Q;
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segtree<int, op, e> ST(N);
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for (int i = 0; i < N; i++) {
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int in;
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cin >> in;
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ST.set(in, i);
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}
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for (int q = 0; q < Q; q++) {
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int l, r;
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cin >> l >> r;
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cout << ST.prod_NotRecursive(l, r) << endl;
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}
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}

Diff for: ‎DataStructure/DataStructure.vcxproj

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<?xml version="1.0" encoding="utf-8"?>
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<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<ItemGroup Label="ProjectConfigurations">
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<ProjectConfiguration Include="Debug|Win32">
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<Configuration>Debug</Configuration>
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<Platform>Win32</Platform>
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</ProjectConfiguration>
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<ProjectConfiguration Include="Release|Win32">
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<Configuration>Release</Configuration>
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<Platform>Win32</Platform>
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</ProjectConfiguration>
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<ProjectConfiguration Include="Debug|x64">
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<Configuration>Debug</Configuration>
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<Platform>x64</Platform>
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</ProjectConfiguration>
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<ProjectConfiguration Include="Release|x64">
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<Configuration>Release</Configuration>
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<Platform>x64</Platform>
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</ProjectConfiguration>
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</ItemGroup>
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<PropertyGroup Label="Globals">
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<VCProjectVersion>17.0</VCProjectVersion>
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<Keyword>Win32Proj</Keyword>
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<ProjectGuid>{50e36d94-8834-4b3f-ba33-8e500522f7ed}</ProjectGuid>
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<RootNamespace>DataStructure</RootNamespace>
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<WindowsTargetPlatformVersion>10.0</WindowsTargetPlatformVersion>
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</PropertyGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
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<ConfigurationType>Application</ConfigurationType>
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<UseDebugLibraries>true</UseDebugLibraries>
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<PlatformToolset>v143</PlatformToolset>
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<CharacterSet>Unicode</CharacterSet>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
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<ConfigurationType>Application</ConfigurationType>
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<UseDebugLibraries>false</UseDebugLibraries>
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<PlatformToolset>v143</PlatformToolset>
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<WholeProgramOptimization>true</WholeProgramOptimization>
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<CharacterSet>Unicode</CharacterSet>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
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<ConfigurationType>Application</ConfigurationType>
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<UseDebugLibraries>true</UseDebugLibraries>
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<PlatformToolset>v143</PlatformToolset>
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<CharacterSet>Unicode</CharacterSet>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
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<ConfigurationType>Application</ConfigurationType>
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<UseDebugLibraries>false</UseDebugLibraries>
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<PlatformToolset>v143</PlatformToolset>
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<WholeProgramOptimization>true</WholeProgramOptimization>
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<CharacterSet>Unicode</CharacterSet>
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</PropertyGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
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<ImportGroup Label="ExtensionSettings">
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</ImportGroup>
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<ImportGroup Label="Shared">
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</ImportGroup>
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<ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
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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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</ImportGroup>
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<ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
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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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</ImportGroup>
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<ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
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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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</ImportGroup>
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<ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
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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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</ImportGroup>
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<PropertyGroup Label="UserMacros" />
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<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
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<ClCompile>
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<WarningLevel>Level3</WarningLevel>
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<SDLCheck>true</SDLCheck>
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<PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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<ConformanceMode>true</ConformanceMode>
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</ClCompile>
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<Link>
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<SubSystem>Console</SubSystem>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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</Link>
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</ItemDefinitionGroup>
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<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
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<ClCompile>
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<WarningLevel>Level3</WarningLevel>
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<FunctionLevelLinking>true</FunctionLevelLinking>
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<IntrinsicFunctions>true</IntrinsicFunctions>
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<SDLCheck>true</SDLCheck>
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<PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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<ConformanceMode>true</ConformanceMode>
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</ClCompile>
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<Link>
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<SubSystem>Console</SubSystem>
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<EnableCOMDATFolding>true</EnableCOMDATFolding>
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<OptimizeReferences>true</OptimizeReferences>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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<ClCompile>
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<WarningLevel>Level3</WarningLevel>
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<SDLCheck>true</SDLCheck>
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<PreprocessorDefinitions>_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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<ConformanceMode>true</ConformanceMode>
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</ClCompile>
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<Link>
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<SubSystem>Console</SubSystem>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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</Link>
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<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
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<ClCompile>
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<WarningLevel>Level3</WarningLevel>
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<FunctionLevelLinking>true</FunctionLevelLinking>
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<IntrinsicFunctions>true</IntrinsicFunctions>
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<SDLCheck>true</SDLCheck>
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<PreprocessorDefinitions>NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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<ConformanceMode>true</ConformanceMode>
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</ClCompile>
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<Link>
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<SubSystem>Console</SubSystem>
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<EnableCOMDATFolding>true</EnableCOMDATFolding>
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<OptimizeReferences>true</OptimizeReferences>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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</Link>
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<ItemGroup>
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<ClCompile Include="DataStructure.cpp" />
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</ItemGroup>
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<ItemGroup>
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<ClInclude Include="Segtree.h" />
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</ItemGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
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<ImportGroup Label="ExtensionTargets">
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</ImportGroup>
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</Project>

Diff for: ‎DataStructure/DataStructure.vcxproj.filters

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

Diff for: ‎DataStructure/Segtree.h

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#pragma once
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#include <vector>
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template<class S, S(*op)(S, S), S(*e)()>
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class segtree {
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public:
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segtree(size_t size) {
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// size以上の2^kとなる最小のkを求め，2^(k+1)で配列サイズを決定する．（配列の最後の1要素は使用しない）
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uint32_t k = (size == 1) ? 1u : (uint32_t)log2((double)(size - 1u)) + 1;
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_n = (1 << (k + 1));
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_data.resize(_n, e());
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}
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void set(S x, int pos) {
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// seg-treeにおいて，元の配列[pos]はsegtree[_n/2 - 1 + pos]にある．
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// おおもとの場所から処理していく．
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int looking = _n / 2 - 1 + pos;
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_data[looking] = x;
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// 根の方に更新していく．
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// lookingが奇数であれば右側と，偶数であれば左側と演算する．
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// 親は(looking-1)/2である．
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while (looking != 0) {
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if (looking % 2 == 0) {
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x = op(_data[looking - 1], x);
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}
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else {
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x = op(x, _data[looking + 1]);
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}
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looking = (looking - 1) / 2;
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if (_data[looking] == x) {
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break;
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}
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_data[looking] = x;
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}
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}
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// query([l, r))
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S prod(int l, int r) {
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S val = e();
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_prod_recursive(l, r, 0, 0, val);
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return val;
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}
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// query[l, r)
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S prod_NotRecursive(int l, int r) {
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l += _n / 2 - 1;
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r += _n / 2 - 1;
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S val_l = e();
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S val_r = e();
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while (l < r) {
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if ((l & 1) == 0) {
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val_l = op(val_l, _data[l]);
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l++;
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}
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if ((r & 1) == 0) {
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r--;
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val_r = op(_data[r], val_r);
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}
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l = (l - 1) >> 1;
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r = (r - 1) >> 1;
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}
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return op(val_l, val_r);
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}
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private:
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size_t _n;
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vector<S> _data;
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void _prod_recursive(int l, int r, int NodeID, int depth, S& val) {
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// Nodeの，現在のDepthでの左から何個めのNodeであるか
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int CurDepthNodeID = NodeID - ((1 << depth) - 1);
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int CurDepthNodeWidth = _n / 2 / (1 << depth);
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// [RangeL, RangeR): 現在注目しているNodeが網羅しているRange
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int CurNodeRangeL = CurDepthNodeWidth * CurDepthNodeID;
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int CurNodeRangeR = CurDepthNodeWidth * (CurDepthNodeID + 1);
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// [RangeL, RangeR) AND [l, r) が空集合の場合（区間が一切被らない場合）
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// 何もしない
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if (CurNodeRangeR <= l || r <= CurNodeRangeL) {
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return;
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}
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// [RangeL, RangeR) AND [l, r) が[RangeL, RangeR)の場合
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// 左から注目しているので左にvalを置く
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else if (l <= CurNodeRangeL && CurNodeRangeR <= r) {
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val = op(val, _data[NodeID]);
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return;
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}
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// 2区間がお互いに一部だけ被っている場合
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// 左から子ノードを見ていく
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else {
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_prod_recursive(l, r, NodeID * 2 + 1, depth + 1, val);
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_prod_recursive(l, r, NodeID * 2 + 2, depth + 1, val);
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}
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}
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};

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