update

Author: AstinCHOI

.DS_Store

@@ -26,6 +26,7 @@ def find_ancestor(path, low_value, high_value):
     path = bst.preorder()
     print("전위 순회: ", path)
 
+    # 입력된 두 노드(인자)는 트리에 존재하며 오름차순으로 입력한다.
     print("1과 6의 공통 상위 조상 :", find_ancestor(path, 1, 6))
     print("1과 11의 공통 상위 조상: ", find_ancestor(path, 1, 11))
     print("1과 4의 공통 상위 조상: ", find_ancestor(path, 1, 4))

14장_트리_순회/3_transversal_BST_ancestor.py

@@ -1,24 +1,14 @@
-##   ✨ Algorithms & Data Structures in Python (Book, Hanbit Media, Inc.)  ✨ 
+## ✨ 파이썬 자료구조와 알고리즘 ✨
 
-* Including Python solutions for every exercises from "Cracking the Code Interview".
-* #### 📚[Download the digital book here.](https://github.com/bt3gl/Python-and-Algorithms-and-Data-Structures/blob/master/ebook/book_second_edition.pdf)
-
-![](HALEIWA.jpg)
-
-
-##  ✨ Installation:
-
-The snippets are designed to be used individually. However, If you want  to install all fo the libraries in your [virtualenv](https://coderwall.com/p/8-aeka), do this:
-
-```
-$ pip install -r requirements.txt
-```
+예스24 링크: http://www.yes24.com/Product/Goods/74971408
+![](http://www.hanbit.co.kr/data/books/B8465804191_l.jpg)
 
+* #### 📚[원서 다운로드는 여기를 클릭](https://github.com/AstinCHOI/Python-and-Algorithms-and-Data-Structures/blob/master/ebook/book_second_edition.pdf)
 
+![](HALEIWA.jpg)
 
 ----
 
-
 ## License
 
 When making a reference to my work, please use my [website](http://bt3gl.github.io/index.html).

README.md

@@ -0,0 +1,28 @@
+##   ✨ Algorithms & Data Structures in Python (Book, Hanbit Media, Inc.)  ✨ 
+
+* Including Python solutions for every exercises from "Cracking the Code Interview".
+* #### 📚[Download the digital book here.](https://github.com/bt3gl/Python-and-Algorithms-and-Data-Structures/blob/master/ebook/book_second_edition.pdf)
+
+![](HALEIWA.jpg)
+
+
+##  ✨ Installation:
+
+The snippets are designed to be used individually. However, If you want  to install all fo the libraries in your [virtualenv](https://coderwall.com/p/8-aeka), do this:
+
+```
+$ pip install -r requirements.txt
+```
+
+
+
+----
+
+
+## License
+
+When making a reference to my work, please use my [website](http://bt3gl.github.io/index.html).
+
+<a rel="license" href="http://creativecommons.org/licenses/by-sa/4.0/"><img alt="Creative Commons License" style="border-width:0" src="http://i.creativecommons.org/l/by-sa/4.0/88x31.png" /></a><br />
+
+This work is licensed under a [Creative Commons Attribution-ShareAlike 4.0 International License](http://creativecommons.org/licenses/by-sa/4.0/).