From d8ae91b0b3be87725973a6050e7c2fcf5bc7dfeb Mon Sep 17 00:00:00 2001
From: Kister Hakusan <2753888203@qq.com>
Date: Mon, 8 Sep 2025 15:38:01 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0Lesson13?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 C#核心/C#核心.sln                                     |  6 ++++++
 .../Lesson13_继承-李氏替换原则.csproj                 | 11 +++++++++++
 C#核心/Lesson13_继承-李氏替换原则/Program.cs          | 10 ++++++++++
 3 files changed, 27 insertions(+)
 create mode 100644 C#核心/Lesson13_继承-李氏替换原则/Lesson13_继承-李氏替换原则.csproj
 create mode 100644 C#核心/Lesson13_继承-李氏替换原则/Program.cs

diff --git a/C#核心/C#核心.sln b/C#核心/C#核心.sln
index 8edbbb9..e14b28e 100644
--- a/C#核心/C#核心.sln
+++ b/C#核心/C#核心.sln
@@ -13,6 +13,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Lesson12_继承-继承的
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Lesson11_封装-内部类与外部类", "Lesson11_封装-内部类与外部类\Lesson11_封装-内部类与外部类.csproj", "{97B96262-E4CC-4A7B-8545-D58984CCBD70}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Lesson13_继承-李氏替换原则", "Lesson13_继承-李氏替换原则\Lesson13_继承-李氏替换原则.csproj", "{06C184C2-C60B-4CFC-B3B8-7A8E0754D725}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -39,6 +41,10 @@ Global
 		{97B96262-E4CC-4A7B-8545-D58984CCBD70}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{97B96262-E4CC-4A7B-8545-D58984CCBD70}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{97B96262-E4CC-4A7B-8545-D58984CCBD70}.Release|Any CPU.Build.0 = Release|Any CPU
+		{06C184C2-C60B-4CFC-B3B8-7A8E0754D725}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{06C184C2-C60B-4CFC-B3B8-7A8E0754D725}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{06C184C2-C60B-4CFC-B3B8-7A8E0754D725}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{06C184C2-C60B-4CFC-B3B8-7A8E0754D725}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
diff --git a/C#核心/Lesson13_继承-李氏替换原则/Lesson13_继承-李氏替换原则.csproj b/C#核心/Lesson13_继承-李氏替换原则/Lesson13_继承-李氏替换原则.csproj
new file mode 100644
index 0000000..ea1df84
--- /dev/null
+++ b/C#核心/Lesson13_继承-李氏替换原则/Lesson13_继承-李氏替换原则.csproj
@@ -0,0 +1,11 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net8.0</TargetFramework>
+    <RootNamespace>Lesson13_继承_李氏替换原则</RootNamespace>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>
diff --git a/C#核心/Lesson13_继承-李氏替换原则/Program.cs b/C#核心/Lesson13_继承-李氏替换原则/Program.cs
new file mode 100644
index 0000000..21a5b57
--- /dev/null
+++ b/C#核心/Lesson13_继承-李氏替换原则/Program.cs
@@ -0,0 +1,10 @@
+namespace Lesson13_继承_李氏替换原则
+{
+    internal class Program
+    {
+        static void Main(string[] args)
+        {
+            Console.WriteLine("Hello, World!");
+        }
+    }
+}