From 959685868b008beb8bee02c150c06f99d193d5ae Mon Sep 17 00:00:00 2001
From: iridiumR <i@iridium.cyou>
Date: Sat, 12 Mar 2022 13:38:50 +0800
Subject: [PATCH] =?UTF-8?q?=E5=88=86=E7=A6=BB=E4=B8=8D=E5=90=8C=E9=83=A8?=
 =?UTF-8?q?=E5=88=86?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 SoftwareDesign/Code/{ex01 => 1-1a}/main.cpp |  6 +++---
 SoftwareDesign/Code/1-1b/main.cpp           | 24 +++++++++++++++++++++
 2 files changed, 27 insertions(+), 3 deletions(-)
 rename SoftwareDesign/Code/{ex01 => 1-1a}/main.cpp (82%)
 create mode 100644 SoftwareDesign/Code/1-1b/main.cpp

diff --git a/SoftwareDesign/Code/ex01/main.cpp b/SoftwareDesign/Code/1-1a/main.cpp
similarity index 82%
rename from SoftwareDesign/Code/ex01/main.cpp
rename to SoftwareDesign/Code/1-1a/main.cpp
index ca707ad..3391675 100644
--- a/SoftwareDesign/Code/ex01/main.cpp
+++ b/SoftwareDesign/Code/1-1a/main.cpp
@@ -2,8 +2,8 @@
  * @Author: iR
  * @Date: 2022-03-11 20:22:54
  * @LastEditors: iR
- * @LastEditTime: 2022-03-12 12:30:06
- * @FilePath: \Code\ex01\main.cpp
+ * @LastEditTime: 2022-03-12 13:35:35
+ * @FilePath: \Code\1-1a\main.cpp
  * @Description:
  *
  * Copyright (c) 2022 by iR, All Rights Reserved.
@@ -18,6 +18,6 @@ int main()
     Matrix<double> b(2, 2, 5);
     Matrix<double> c = a;
     Matrix<double> d;
-    
+
     return 0;
 }
diff --git a/SoftwareDesign/Code/1-1b/main.cpp b/SoftwareDesign/Code/1-1b/main.cpp
new file mode 100644
index 0000000..63f92a1
--- /dev/null
+++ b/SoftwareDesign/Code/1-1b/main.cpp
@@ -0,0 +1,24 @@
+/*
+ * @Author: iR
+ * @Date: 2022-03-12 13:36:15
+ * @LastEditors: iR
+ * @LastEditTime: 2022-03-12 13:37:15
+ * @FilePath: \Code\1-1b\main.cpp
+ * @Description: 
+ * 
+ * Copyright (c) 2022 by iR, All Rights Reserved. 
+ */
+#include "../inc/matrix.hpp"
+#include <stdio.h>
+int main()
+{
+    double data[] = {1, 2, 3, 4};
+    Matrix<double> a(2, 2, data);
+    std::cout << a.at(0, 0) << std::endl;
+    a.at(0, 0) = 9;
+    std::cout << a.at(0, 0) << std::endl;
+    const Matrix<double> &ref_a = a; // 只读引用，因此ref_a只能调用以const结尾的成员函数
+    std::cout << ref_a.at(0, 0) << std::endl;
+
+    return 0;
+}
\ No newline at end of file