diff --git a/DataStructure/DS_3_String/DS_2_0_String.cpp b/DataStructure/DS_3_String/DS_2_0_String.cpp
new file mode 100644
index 0000000..290d8d8
--- /dev/null
+++ b/DataStructure/DS_3_String/DS_2_0_String.cpp
@@ -0,0 +1,4 @@
+//
+// Created by kim yang on 2020/8/3.
+//
+
diff --git a/DataStructure/DS_4_TreeAndBinaryTree/Doc_4_0_树.md b/DataStructure/DS_4_TreeAndBinaryTree/Doc_4_0_树.md
new file mode 100644
index 0000000..6c9304c
--- /dev/null
+++ b/DataStructure/DS_4_TreeAndBinaryTree/Doc_4_0_树.md
@@ -0,0 +1,2 @@
+# 树
+
diff --git a/DataStructure/DS_5_Graph/Doc_5_0_图.md b/DataStructure/DS_5_Graph/Doc_5_0_图.md
new file mode 100644
index 0000000..c441bea
--- /dev/null
+++ b/DataStructure/DS_5_Graph/Doc_5_0_图.md
@@ -0,0 +1,2 @@
+# 图
+
diff --git a/DataStructure/DS_6_Search/Doc_6_0_搜索.md b/DataStructure/DS_6_Search/Doc_6_0_搜索.md
new file mode 100644
index 0000000..afeace1
--- /dev/null
+++ b/DataStructure/DS_6_Search/Doc_6_0_搜索.md
@@ -0,0 +1 @@
+# 搜索
\ No newline at end of file
diff --git a/DataStructure/DS_7_Sort/Doc_7_0_排序.md b/DataStructure/DS_7_Sort/Doc_7_0_排序.md
new file mode 100644
index 0000000..ea21002
--- /dev/null
+++ b/DataStructure/DS_7_Sort/Doc_7_0_排序.md
@@ -0,0 +1 @@
+# 排序
\ No newline at end of file
diff --git a/DataStructure/README.md b/DataStructure/README.md
index c54ba5c..7e29cc2 100644
--- a/DataStructure/README.md
+++ b/DataStructure/README.md
@@ -4,7 +4,7 @@
 
 点击此下载[21 王道数据结构 PDF]()
 
-虽然是.cpp文件，但主要的是用C语言写的，而非C++。
+虽然是.cpp文件，但其中的语法既有C++的语法也有部分C的语法！
 
 如果想要C++版本的源码，可以参考我学习数据结构时写的一些数据结构的C++版本源码！[传送门](https://github.com/KimYangOfCat/Data_Structure) 在此～