diff --git a/Ch0-Lab4/.vs/Ch0-Lab4/v15/.suo b/Ch0-Lab4/.vs/Ch0-Lab4/v15/.suo
new file mode 100644
index 0000000..47f1eb6
Binary files /dev/null and b/Ch0-Lab4/.vs/Ch0-Lab4/v15/.suo differ
diff --git a/Ch0-Lab4/.vs/Ch0-Lab4/v15/Browse.VC.db b/Ch0-Lab4/.vs/Ch0-Lab4/v15/Browse.VC.db
new file mode 100644
index 0000000..df76e8d
Binary files /dev/null and b/Ch0-Lab4/.vs/Ch0-Lab4/v15/Browse.VC.db differ
diff --git a/Ch0-Lab4/.vs/Ch0-Lab4/v15/ipch/AutoPCH/ec495e646b242207/MAIN.ipch b/Ch0-Lab4/.vs/Ch0-Lab4/v15/ipch/AutoPCH/ec495e646b242207/MAIN.ipch
new file mode 100644
index 0000000..2ff666a
Binary files /dev/null and b/Ch0-Lab4/.vs/Ch0-Lab4/v15/ipch/AutoPCH/ec495e646b242207/MAIN.ipch differ
diff --git a/Ch0-Lab4/Ch0-Lab4.sln b/Ch0-Lab4/Ch0-Lab4.sln
new file mode 100644
index 0000000..be36672
--- /dev/null
+++ b/Ch0-Lab4/Ch0-Lab4.sln
@@ -0,0 +1,31 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 15
+VisualStudioVersion = 15.0.28010.2041
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "Ch0-Lab4", "Ch0-Lab4\Ch0-Lab4.vcxproj", "{16DFB3B3-E295-4743-A873-5031D38030A5}"
+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
+		{16DFB3B3-E295-4743-A873-5031D38030A5}.Debug|x64.ActiveCfg = Debug|x64
+		{16DFB3B3-E295-4743-A873-5031D38030A5}.Debug|x64.Build.0 = Debug|x64
+		{16DFB3B3-E295-4743-A873-5031D38030A5}.Debug|x86.ActiveCfg = Debug|Win32
+		{16DFB3B3-E295-4743-A873-5031D38030A5}.Debug|x86.Build.0 = Debug|Win32
+		{16DFB3B3-E295-4743-A873-5031D38030A5}.Release|x64.ActiveCfg = Release|x64
+		{16DFB3B3-E295-4743-A873-5031D38030A5}.Release|x64.Build.0 = Release|x64
+		{16DFB3B3-E295-4743-A873-5031D38030A5}.Release|x86.ActiveCfg = Release|Win32
+		{16DFB3B3-E295-4743-A873-5031D38030A5}.Release|x86.Build.0 = Release|Win32
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {47453E7D-856C-46DC-A447-26976367A99A}
+	EndGlobalSection
+EndGlobal
diff --git a/Ch0-Lab4/Ch0-Lab4/Ch0-Lab4.vcxproj b/Ch0-Lab4/Ch0-Lab4/Ch0-Lab4.vcxproj
new file mode 100644
index 0000000..9b6f3f6
--- /dev/null
+++ b/Ch0-Lab4/Ch0-Lab4/Ch0-Lab4.vcxproj
@@ -0,0 +1,125 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="15.0" 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>
+  <ItemGroup>
+    <ClCompile Include="..\..\source\Main.cpp" />
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <VCProjectVersion>15.0</VCProjectVersion>
+    <ProjectGuid>{16DFB3B3-E295-4743-A873-5031D38030A5}</ProjectGuid>
+    <RootNamespace>Ch0Lab4</RootNamespace>
+    <WindowsTargetPlatformVersion>10.0.17134.0</WindowsTargetPlatformVersion>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v141</PlatformToolset>
+    <CharacterSet>MultiByte</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v141</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>MultiByte</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v141</PlatformToolset>
+    <CharacterSet>MultiByte</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v141</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>MultiByte</CharacterSet>
+  </PropertyGroup>
+  <Import Project="$(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" />
+  </ImportGroup>
+  <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'">
+    <OutDir>..\..\temp\debug</OutDir>
+  </PropertyGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>Disabled</Optimization>
+      <SDLCheck>true</SDLCheck>
+      <ConformanceMode>true</ConformanceMode>
+    </ClCompile>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>Disabled</Optimization>
+      <SDLCheck>true</SDLCheck>
+      <ConformanceMode>true</ConformanceMode>
+    </ClCompile>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>MaxSpeed</Optimization>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <SDLCheck>true</SDLCheck>
+      <ConformanceMode>true</ConformanceMode>
+    </ClCompile>
+    <Link>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>MaxSpeed</Optimization>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <SDLCheck>true</SDLCheck>
+      <ConformanceMode>true</ConformanceMode>
+    </ClCompile>
+    <Link>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+    </Link>
+  </ItemDefinitionGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+</Project>
\ No newline at end of file
diff --git a/Ch0-Lab4/Ch0-Lab4/Ch0-Lab4.vcxproj.filters b/Ch0-Lab4/Ch0-Lab4/Ch0-Lab4.vcxproj.filters
new file mode 100644
index 0000000..105b594
--- /dev/null
+++ b/Ch0-Lab4/Ch0-Lab4/Ch0-Lab4.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="資源檔">
+      <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>
+    <Filter Include="source">
+      <UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
+      <Extensions>cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
+    </Filter>
+    <Filter Include="include">
+      <UniqueIdentifier>{93995380-89BD-4b04-88EB-625FBE52EBFB}</UniqueIdentifier>
+      <Extensions>h;hh;hpp;hxx;hm;inl;inc;ipp;xsd</Extensions>
+    </Filter>
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="..\..\source\Main.cpp">
+      <Filter>source</Filter>
+    </ClCompile>
+  </ItemGroup>
+</Project>
\ No newline at end of file
diff --git a/Ch0-Lab4/Ch0-Lab4/Ch0-Lab4.vcxproj.user b/Ch0-Lab4/Ch0-Lab4/Ch0-Lab4.vcxproj.user
new file mode 100644
index 0000000..be25078
--- /dev/null
+++ b/Ch0-Lab4/Ch0-Lab4/Ch0-Lab4.vcxproj.user
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup />
+</Project>
\ No newline at end of file
diff --git a/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.log b/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.log
new file mode 100644
index 0000000..b758284
--- /dev/null
+++ b/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.log
@@ -0,0 +1,3 @@
+C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\Common7\IDE\VC\VCTargets\Microsoft.CppBuild.targets(377,5): warning MSB8004: Output 目錄結尾不是結尾斜線。這個建置執行個體將會加入此斜線，因為這樣才能正確評估 Output 目錄。
+  Main.cpp
+  Ch0-Lab4.vcxproj -> C:\Users\sun\Desktop\106-Ch0-Lab4\Ch0-Lab4\Ch0-Lab4\..\..\temp\debug\Ch0-Lab4.exe
diff --git a/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.tlog/CL.command.1.tlog b/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.tlog/CL.command.1.tlog
new file mode 100644
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diff --git a/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.tlog/CL.read.1.tlog b/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.tlog/CL.read.1.tlog
new file mode 100644
index 0000000..1f22a48
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diff --git a/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.tlog/CL.write.1.tlog b/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.tlog/CL.write.1.tlog
new file mode 100644
index 0000000..37f0552
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diff --git a/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.tlog/Ch0-Lab4.lastbuildstate b/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.tlog/Ch0-Lab4.lastbuildstate
new file mode 100644
index 0000000..a186402
--- /dev/null
+++ b/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.tlog/Ch0-Lab4.lastbuildstate
@@ -0,0 +1,2 @@
+#TargetFrameworkVersion=v4.0:PlatformToolSet=v141:EnableManagedIncrementalBuild=false:VCToolArchitecture=Native32Bit:WindowsTargetPlatformVersion=10.0.17134.0
+Debug|Win32|C:\Users\sun\Desktop\106-Ch0-Lab4\Ch0-Lab4\|
diff --git a/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.tlog/link.command.1.tlog b/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.tlog/link.command.1.tlog
new file mode 100644
index 0000000..dd2f9f4
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diff --git a/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.tlog/link.read.1.tlog b/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.tlog/link.read.1.tlog
new file mode 100644
index 0000000..e4268d7
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diff --git a/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.tlog/link.write.1.tlog b/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.tlog/link.write.1.tlog
new file mode 100644
index 0000000..20f6f0d
Binary files /dev/null and b/Ch0-Lab4/Ch0-Lab4/Debug/Ch0-Lab4.tlog/link.write.1.tlog differ
diff --git a/Ch0-Lab4/Ch0-Lab4/Debug/Main.obj b/Ch0-Lab4/Ch0-Lab4/Debug/Main.obj
new file mode 100644
index 0000000..49b2882
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diff --git a/Ch0-Lab4/Ch0-Lab4/Debug/vc141.idb b/Ch0-Lab4/Ch0-Lab4/Debug/vc141.idb
new file mode 100644
index 0000000..0c648d9
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diff --git a/Ch0-Lab4/Ch0-Lab4/Debug/vc141.pdb b/Ch0-Lab4/Ch0-Lab4/Debug/vc141.pdb
new file mode 100644
index 0000000..4d18901
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diff --git a/source/Main.cpp b/source/Main.cpp
new file mode 100644
index 0000000..a6ceb28
--- /dev/null
+++ b/source/Main.cpp
@@ -0,0 +1,9 @@
+#include <stdlib.h>
+#include <stdio.h>
+
+int main(void)
+{
+	printf("Ch0--Lab4\n");
+	system("pause");
+	return(0);
+}
\ No newline at end of file
diff --git a/temp/debug/Ch0-Lab4.exe b/temp/debug/Ch0-Lab4.exe
new file mode 100644
index 0000000..5df2894
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diff --git a/temp/debug/Ch0-Lab4.ilk b/temp/debug/Ch0-Lab4.ilk
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diff --git a/temp/debug/Ch0-Lab4.pdb b/temp/debug/Ch0-Lab4.pdb
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