From 1892ba3acfd9edd6cfda3fff72a97271e830947d Mon Sep 17 00:00:00 2001
From: XMuli <xmulitech@gmail.com>
Date: Fri, 12 Aug 2022 17:19:24 +0800
Subject: [PATCH] feat: std::vector DeDuplication

---
 DeDuplication/DeDuplication.sln               |  41 +++++
 DeDuplication/DeDuplication/DeDuplication.cpp |   1 +
 DeDuplication/DeDuplication/DeDuplication.h   |  54 +++++++
 .../DeDuplication/DeDuplication.vcxproj       | 151 ++++++++++++++++++
 .../DeDuplication.vcxproj.filters             |  30 ++++
 DeDuplication/DeDuplication/main.cpp          |  13 ++
 DeDuplication/Unique/Unique.cpp               |  92 +++++++++++
 DeDuplication/Unique/Unique.vcxproj           | 148 +++++++++++++++++
 DeDuplication/Unique/Unique.vcxproj.filters   |  22 +++
 9 files changed, 552 insertions(+)
 create mode 100644 DeDuplication/DeDuplication.sln
 create mode 100644 DeDuplication/DeDuplication/DeDuplication.cpp
 create mode 100644 DeDuplication/DeDuplication/DeDuplication.h
 create mode 100644 DeDuplication/DeDuplication/DeDuplication.vcxproj
 create mode 100644 DeDuplication/DeDuplication/DeDuplication.vcxproj.filters
 create mode 100644 DeDuplication/DeDuplication/main.cpp
 create mode 100644 DeDuplication/Unique/Unique.cpp
 create mode 100644 DeDuplication/Unique/Unique.vcxproj
 create mode 100644 DeDuplication/Unique/Unique.vcxproj.filters

diff --git a/DeDuplication/DeDuplication.sln b/DeDuplication/DeDuplication.sln
new file mode 100644
index 0000000..a02f777
--- /dev/null
+++ b/DeDuplication/DeDuplication.sln
@@ -0,0 +1,41 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.32802.440
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "DeDuplication", "DeDuplication\DeDuplication.vcxproj", "{5FAA2373-0F7C-4CD9-BA01-564733CAF15C}"
+EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "Unique", "Unique\Unique.vcxproj", "{E65BD110-0E5A-44EE-B304-314596C38A9F}"
+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
+		{5FAA2373-0F7C-4CD9-BA01-564733CAF15C}.Debug|x64.ActiveCfg = Debug|x64
+		{5FAA2373-0F7C-4CD9-BA01-564733CAF15C}.Debug|x64.Build.0 = Debug|x64
+		{5FAA2373-0F7C-4CD9-BA01-564733CAF15C}.Debug|x86.ActiveCfg = Debug|Win32
+		{5FAA2373-0F7C-4CD9-BA01-564733CAF15C}.Debug|x86.Build.0 = Debug|Win32
+		{5FAA2373-0F7C-4CD9-BA01-564733CAF15C}.Release|x64.ActiveCfg = Release|x64
+		{5FAA2373-0F7C-4CD9-BA01-564733CAF15C}.Release|x64.Build.0 = Release|x64
+		{5FAA2373-0F7C-4CD9-BA01-564733CAF15C}.Release|x86.ActiveCfg = Release|Win32
+		{5FAA2373-0F7C-4CD9-BA01-564733CAF15C}.Release|x86.Build.0 = Release|Win32
+		{E65BD110-0E5A-44EE-B304-314596C38A9F}.Debug|x64.ActiveCfg = Debug|x64
+		{E65BD110-0E5A-44EE-B304-314596C38A9F}.Debug|x64.Build.0 = Debug|x64
+		{E65BD110-0E5A-44EE-B304-314596C38A9F}.Debug|x86.ActiveCfg = Debug|Win32
+		{E65BD110-0E5A-44EE-B304-314596C38A9F}.Debug|x86.Build.0 = Debug|Win32
+		{E65BD110-0E5A-44EE-B304-314596C38A9F}.Release|x64.ActiveCfg = Release|x64
+		{E65BD110-0E5A-44EE-B304-314596C38A9F}.Release|x64.Build.0 = Release|x64
+		{E65BD110-0E5A-44EE-B304-314596C38A9F}.Release|x86.ActiveCfg = Release|Win32
+		{E65BD110-0E5A-44EE-B304-314596C38A9F}.Release|x86.Build.0 = Release|Win32
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {95AA5051-90E8-4FA2-8BC0-4437FF90275A}
+	EndGlobalSection
+EndGlobal
diff --git a/DeDuplication/DeDuplication/DeDuplication.cpp b/DeDuplication/DeDuplication/DeDuplication.cpp
new file mode 100644
index 0000000..352dc7c
--- /dev/null
+++ b/DeDuplication/DeDuplication/DeDuplication.cpp
@@ -0,0 +1 @@
+#include "DeDuplication.h"
diff --git a/DeDuplication/DeDuplication/DeDuplication.h b/DeDuplication/DeDuplication/DeDuplication.h
new file mode 100644
index 0000000..f9e36dd
--- /dev/null
+++ b/DeDuplication/DeDuplication/DeDuplication.h
@@ -0,0 +1,54 @@
+#pragma once
+#include <iostream>
+#include <string>
+#include <algorithm>
+#include <vector>
+#include <set>
+using namespace std;
+
+struct MyData
+{
+    wstring name;
+    wstring md5;
+};
+
+class DeDuplication
+{
+private:
+    static bool cmpSort(const MyData& d1, const MyData& d2) {  // ×¢Ò⣬±ØÐëÊǾ²Ì¬
+        // Simple example
+        return d1.md5 < d2.md5;
+
+        // Complex sample
+        //if (d1.md5 != d2.md5)
+        //    return d1.md5 < d2.md5;
+        //else
+        //    return d1.name < d2.name;
+    };
+
+public:
+    void finally()
+    {
+        wcout.imbue(locale("", LC_CTYPE));
+        wcout << L"----------µ÷ÕûÇ°--------" << endl;
+        for (const auto& it : m_vec)
+            wcout << L"[it.name]" << it.name << L"[it.md5]" << it.md5 << endl;
+
+
+        set<MyData, decltype(DeDuplication::cmpSort)*>  s(&DeDuplication::cmpSort);
+        for (unsigned i = 0; i < m_vec.size(); ++i)
+            s.insert(m_vec[i]);
+
+        m_vec.assign(s.begin(), s.end());
+
+        wcout << L"----------µ÷Õûºó--------" << endl;
+        for (const auto& it : m_vec)
+            wcout << L"[it.name]" << it.name << L"[it.md5]" << it.md5 << endl;
+    };
+
+private:
+    vector<MyData>  m_vec = { { L"a1.exe", L"B9204B6362A65C248950D5A41F341DCC"},
+                              { L"a2.exe", L"B9204B6362A65C248950D5A41F341DCC"},
+                              { L"b1.exe", L"C96D1AA5D314954417C28A645ED72665"},
+                              { L"b2.exe", L"C96D1AA5D314954417C28A645ED72665"} };
+};
diff --git a/DeDuplication/DeDuplication/DeDuplication.vcxproj b/DeDuplication/DeDuplication/DeDuplication.vcxproj
new file mode 100644
index 0000000..443273f
--- /dev/null
+++ b/DeDuplication/DeDuplication/DeDuplication.vcxproj
@@ -0,0 +1,151 @@
+<?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>16.0</VCProjectVersion>
+    <Keyword>Win32Proj</Keyword>
+    <ProjectGuid>{5faa2373-0f7c-4cd9-ba01-564733caf15c}</ProjectGuid>
+    <RootNamespace>DeDuplication</RootNamespace>
+    <WindowsTargetPlatformVersion>10.0</WindowsTargetPlatformVersion>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v142</PlatformToolset>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v142</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v142</PlatformToolset>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v142</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <Import Project="$(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" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <LinkIncremental>true</LinkIncremental>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <LinkIncremental>false</LinkIncremental>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <LinkIncremental>true</LinkIncremental>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <LinkIncremental>false</LinkIncremental>
+  </PropertyGroup>
+  <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="DeDuplication.cpp" />
+    <ClCompile Include="main.cpp" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="DeDuplication.h" />
+  </ItemGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+</Project>
\ No newline at end of file
diff --git a/DeDuplication/DeDuplication/DeDuplication.vcxproj.filters b/DeDuplication/DeDuplication/DeDuplication.vcxproj.filters
new file mode 100644
index 0000000..b1b13d6
--- /dev/null
+++ b/DeDuplication/DeDuplication/DeDuplication.vcxproj.filters
@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <Filter Include="Source Files">
+      <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="Header Files">
+      <UniqueIdentifier>{93995380-89BD-4b04-88EB-625FBE52EBFB}</UniqueIdentifier>
+      <Extensions>h;hh;hpp;hxx;h++;hm;inl;inc;ipp;xsd</Extensions>
+    </Filter>
+    <Filter Include="Resource Files">
+      <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="main.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="DeDuplication.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="DeDuplication.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+  </ItemGroup>
+</Project>
\ No newline at end of file
diff --git a/DeDuplication/DeDuplication/main.cpp b/DeDuplication/DeDuplication/main.cpp
new file mode 100644
index 0000000..cd3e109
--- /dev/null
+++ b/DeDuplication/DeDuplication/main.cpp
@@ -0,0 +1,13 @@
+// DeDuplication.cpp : This file contains the 'main' function. Program execution begins and ends there.
+//
+
+#include <iostream>
+#include "DeDuplication.h"
+
+int main()
+{
+    DeDuplication deDup;
+    deDup.finally();
+
+    return 0;
+}
\ No newline at end of file
diff --git a/DeDuplication/Unique/Unique.cpp b/DeDuplication/Unique/Unique.cpp
new file mode 100644
index 0000000..8ca94e4
--- /dev/null
+++ b/DeDuplication/Unique/Unique.cpp
@@ -0,0 +1,92 @@
+// Unique.cpp : This file contains the 'main' function. Program execution begins and ends there.
+//
+
+#include <iostream>
+#include <string>
+#include <algorithm>
+#include <vector>
+#include <set>
+using namespace std;
+
+/* ¶ÔÓ¦½Ì³Ì
+ * STL Öиø vector È¥ÖصÄÈýÖÖ·½·¨: https://xmuli.blog.csdn.net/article/details/126322011
+ * STL µÄ std::set ´´½¨×Ô¶¨Òå½á¹¹ÌåµÄ¶ÔÏ󣬶¨ÒåÑϸñÈõÐòµÄ±È½Ïº¯Êý: https://xmuli.blog.csdn.net/article/details/126354597
+*/ 
+
+struct MyData
+{
+    wstring name;
+    wstring md5;
+
+    // ·½Ê½Ò»£ºÖØÔØÀà < º¯Êý
+    //bool operator<(const MyData& d) const noexcept {
+    //    return md5 < d.md5;
+    //}
+};
+
+// ·½Ê½¶þ£º¶Ô×Ô¶¨Òå½á¹¹ÌåÀàÐÍ£¬×Ô¶¨Òå±È½Ïº¯Êý _Pr ¡¾±¾´Î²ÉÓõķ½Ê½¡¿
+bool cmpSort(const MyData& d1, const MyData& d2) {
+    // Simple example
+    return d1.md5 < d2.md5;
+
+    // Complex sample
+    //if (d1.md5 != d2.md5)
+    //    return d1.md5 < d2.md5;
+    //else
+    //    return d1.name < d2.name;
+};
+
+// ·½Ê½¶þ±äÖÖ£ºÍ¬¶þ£¬µ«²ÉÓà Lambda ±í´ïʽ£¨Ä³Ð©²¿·ÖËã·¨ÖлáʧЧ£©
+auto cmpSortLambda = [](const MyData& d1, const MyData& d2) {
+    return d1.md5 < d2.md5;
+};
+
+// ·½Ê½Èý£ºº¯Êý¶ÔÏó£¬ÂÔ¡£¸üУ¬±¾À´ÊÇдÁËÂԵģ¬½á¹ûÒâÍâ´Ë´¦ÓÐÒâÍâµÄÊÕ»ñ
+struct cmpSortObj
+{
+    bool operator()(const MyData& d1, const MyData& d2) const {
+        return d1.md5 < d2.md5;
+    }
+};
+
+// ************* std::unique µÄ×Ô¶¨Òå±È½Ïº¯Êý *************
+bool cmpUnique(const MyData& d1, const MyData& d2) {
+    return d1.md5 == d2.md5;                             // ·ÇÑϸñ¶ÔÏóÏàµÈ£¬¿ÉÒԴﵽĿ±ê£¬µ«»áÄÚ´æй©
+    //return d1.md5 == d2.md5 && d1.name == d2.name;     // Âú×ãÓï·¨ºÍ±àÒ룬µ«²»Âú×ãʵ¼ÊÐèÇó
+};
+
+int main()
+{
+    vector<MyData> vec = { { L"a1.exe", L"B9204B6362A65C248950D5A41F341DCC"},
+                           { L"a2.exe", L"B9204B6362A65C248950D5A41F341DCC"},
+                           { L"b1.exe", L"C96D1AA5D314954417C28A645ED72665"},
+                           { L"b2.exe", L"C96D1AA5D314954417C28A645ED72665"} };
+
+    wcout.imbue(locale("", LC_CTYPE));
+    wcout << L"----------µ÷ÕûÇ°--------" << endl;
+    for (const auto& it : vec)
+        wcout << L"[it.name]" << it.name << L"[it.md5]" << it.md5 << endl;
+
+    // ************* ¡ºÒ»¡»vector, sort + unique *************
+    //sort(vec.begin(), vec.end(), cmpSort);
+    //auto ite = std::unique(vec.begin(), vec.end(), cmpUnique);
+    //vec.erase(ite, vec.end());
+
+    // ************* ¡º¶þ¡»vector + set£¨ÊÖ¶¯¸³Öµ£© *************
+    //set<MyData, cmpSortObj>  s;                           // "º¯Êý¶ÔÏó"´´½¨ set ¶ÔÏó --> OK
+    set<MyData, decltype(cmpSort)*>  s(&cmpSort);           // "¶¨ÒåÆÕͨº¯Êý + decltype"´´½¨ set ¶ÔÏó -->    OK:  ±àÒë¡¢ÔËÐгɹ¦£»µ÷ÊÔÒ²³É¹¦
+    //set<MyData, decltype(cmpSort)*>  s;                   //                                      --> Error:  ±àÒë¡¢ÔËÐгɹ¦£»µ÷ÊÔ»áʧ°Ü
+
+    for (unsigned i = 0; i < vec.size(); ++i)
+        s.insert(vec[i]);                                   // ±àÒëʱ£¬±¾ÐпÉÑéÖ¤ÉÏÃæ´´½¨ std::set µÄ½á¹û
+    vec.assign(s.begin(), s.end());
+
+    // ************* ¡ºÈý¡»vector + set£¨¹¹Ô캯Êý£© *************
+    // ЧÂʲ»È硺¶þ¡»£¬¹ÊÂÔ
+
+    wcout << L"----------µ÷Õûºó--------" << endl;
+    for (const auto& it : vec)
+        wcout << L"[it.name]" << it.name << L"[it.md5]" << it.md5 << endl;
+
+    return 0;
+}
\ No newline at end of file
diff --git a/DeDuplication/Unique/Unique.vcxproj b/DeDuplication/Unique/Unique.vcxproj
new file mode 100644
index 0000000..e6f6ce3
--- /dev/null
+++ b/DeDuplication/Unique/Unique.vcxproj
@@ -0,0 +1,148 @@
+<?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>16.0</VCProjectVersion>
+    <Keyword>Win32Proj</Keyword>
+    <ProjectGuid>{e65bd110-0e5a-44ee-b304-314596c38a9f}</ProjectGuid>
+    <RootNamespace>Unique</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>v142</PlatformToolset>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
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\ No newline at end of file
diff --git a/DeDuplication/Unique/Unique.vcxproj.filters b/DeDuplication/Unique/Unique.vcxproj.filters
new file mode 100644
index 0000000..5302142
--- /dev/null
+++ b/DeDuplication/Unique/Unique.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">
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+    <Filter Include="Header Files">
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+      <Extensions>h;hh;hpp;hxx;h++;hm;inl;inc;ipp;xsd</Extensions>
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+    <Filter Include="Resource Files">
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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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\ No newline at end of file