add code ref tree traverse

README.md

@@ -8,72 +8,83 @@ Vamos usar este repositorio para compartilhar o roadmap, códigos, slides e mate
 
 ## Sobre a série
 
-- [YouTube Playlist](https://www.youtube.com/watch?v=MtLv9Rwb55Q&list=PLl10TyPY67Jgbh4QdRlRKr-7PjB9i5hWg)
-- [Meetup](https://www.meetup.com/craft-code-club/events/)
+-   [YouTube Playlist](https://www.youtube.com/watch?v=MtLv9Rwb55Q&list=PLl10TyPY67Jgbh4QdRlRKr-7PjB9i5hWg)
+-   [Meetup](https://www.meetup.com/craft-code-club/events/)
 
 ## Contrubuições
 
 Todas as contribuições são bem-vindas.
 
-- Se tens alguma sugestão ou correção, por favor, abra uma issue deste repositório.
-- Se encontraste algum erro ou algo que possa ser melhorado, por favor, abra um pull request.
+-   Se tens alguma sugestão ou correção, por favor, abra uma issue deste repositório.
+-   Se encontraste algum erro ou algo que possa ser melhorado, por favor, abra um pull request.
 
 ## Roadmap
 
 ![Roadmap](./media/roadmap.png)
 [Preview Roadmap](https://whimsical.com/roadmap-BVA8gnSNM2D296qmrjwvY4)
 
-- [x] **Big O Notation - Análise Assintótica de Algoritmos**
-  - [Youtube - Encontro](https://www.youtube.com/watch?v=MtLv9Rwb55Q)
-
-- [x] **Arrays**
-  - [Youtube - Encontro](https://www.youtube.com/watch?v=c95xvXCU34A)
-
-- [x] **Strings**
-  - [Youtube - Encontro](https://www.youtube.com/watch?v=B9CCEwjoXBk)
-
-- [x] **Algoritmos de Ordenação Básicos**
-  - [Youtube - Encontro](https://www.youtube.com/watch?v=GxhxsbbzaTI)
-  - Topicos:
-    - [Bubble Sort](https://github.com/NelsonBN/algorithms-data-structures-bubble-sort)
-    - [Insertion Sort](https://github.com/NelsonBN/algorithms-data-structures-insertion-sort)
-    - [Selection Sort](https://github.com/NelsonBN/algorithms-data-structures-insertion-sort)
-
-- [x] **Linked Lists**
-  - [Youtube - Encontro](https://www.youtube.com/watch?v=j0E5hJZ__EA)
-  - Topicos:
-    - [Singly Linked List](https://github.com/NelsonBN/algorithms-data-structures-linked-list/blob/main/src/singly_linked_list.py)
-      - [Operations](https://github.com/NelsonBN/algorithms-data-structures-linked-list/blob/main/src/singly_linked_list_operations.py)
-      - [Operations Optimized](https://github.com/NelsonBN/algorithms-data-structures-linked-list/blob/main/src/singly_linked_list_operations_optimized.py)
-    - Doubly Linked List
-    - Sentinels
-    - Dummy node (pointer)
-    - [Rotate Linked List](https://github.com/NelsonBN/algorithms-data-structures-linked-list/blob/main/src/rotate_linked_list.py)
-      - [Visualização](https://github.com/NelsonBN/algorithms-data-structures-linked-list/raw/main/media/reversing_linked_list.webp)
-    - [Fast and Slow Pointer](https://github.com/NelsonBN/algorithms-data-structures-linked-list/blob/main/src/fast_and_slow_pointer.py)
-    - [Identify Cycles](https://github.com/NelsonBN/algorithms-data-structures-linked-list/blob/main/src/identifying_cycles.py)
-    - [Floyd Cycle](https://github.com/NelsonBN/algorithms-data-structures-linked-list/blob/main/src/floyd_cycle.py)
-
-- [x] **Binary Search**
-  - [Youtube - Encontro](https://www.youtube.com/watch?v=62ZGcXDpbys)
-  - [Demo](https://github.com/NelsonBN/algorithms-data-structures-binary-search)
-
-- [x] **Two Pointers**
-  - [Youtube - Encontro](https://www.youtube.com/watch?v=a1QMdXgcQwY)
-
-- [x] **Sliding Window**
-  - [Youtube - Encontro](https://www.youtube.com/watch?v=OvIJw1AMNzI)
-  - Exercicios:
-    - Fixed Window -> [1343. Number of Sub-arrays of Size K and Average Greater than or Equal to Threshold](https://leetcode.com/problems/number-of-sub-arrays-of-size-k-and-average-greater-than-or-equal-to-threshold/description/)
-
-- [x] **Prefix Sum**
-  - [Youtube - Encontro](https://www.youtube.com/watch?v=yMnLofkS7DM)
-
-- [x] **Hash Map / Set**
-  - [Demo](https://github.com/NelsonBN/algorithms-data-structures-hashtable)
-- [ ] **Stack**
-  - [Demo](https://github.com/matheusses/dsa/tree/main/src/stack)
-- [ ] **...**
+-   [x] **Big O Notation - Análise Assintótica de Algoritmos**
+
+    -   [Youtube - Encontro](https://www.youtube.com/watch?v=MtLv9Rwb55Q)
+
+-   [x] **Arrays**
+
+    -   [Youtube - Encontro](https://www.youtube.com/watch?v=c95xvXCU34A)
+
+-   [x] **Strings**
+
+    -   [Youtube - Encontro](https://www.youtube.com/watch?v=B9CCEwjoXBk)
+
+-   [x] **Algoritmos de Ordenação Básicos**
+
+    -   [Youtube - Encontro](https://www.youtube.com/watch?v=GxhxsbbzaTI)
+    -   Topicos:
+        -   [Bubble Sort](https://github.com/NelsonBN/algorithms-data-structures-bubble-sort)
+        -   [Insertion Sort](https://github.com/NelsonBN/algorithms-data-structures-insertion-sort)
+        -   [Selection Sort](https://github.com/NelsonBN/algorithms-data-structures-insertion-sort)
+
+-   [x] **Linked Lists**
+
+    -   [Youtube - Encontro](https://www.youtube.com/watch?v=j0E5hJZ__EA)
+    -   Topicos:
+        -   [Singly Linked List](https://github.com/NelsonBN/algorithms-data-structures-linked-list/blob/main/src/singly_linked_list.py)
+            -   [Operations](https://github.com/NelsonBN/algorithms-data-structures-linked-list/blob/main/src/singly_linked_list_operations.py)
+            -   [Operations Optimized](https://github.com/NelsonBN/algorithms-data-structures-linked-list/blob/main/src/singly_linked_list_operations_optimized.py)
+        -   Doubly Linked List
+        -   Sentinels
+        -   Dummy node (pointer)
+        -   [Rotate Linked List](https://github.com/NelsonBN/algorithms-data-structures-linked-list/blob/main/src/rotate_linked_list.py)
+            -   [Visualização](https://github.com/NelsonBN/algorithms-data-structures-linked-list/raw/main/media/reversing_linked_list.webp)
+        -   [Fast and Slow Pointer](https://github.com/NelsonBN/algorithms-data-structures-linked-list/blob/main/src/fast_and_slow_pointer.py)
+        -   [Identify Cycles](https://github.com/NelsonBN/algorithms-data-structures-linked-list/blob/main/src/identifying_cycles.py)
+        -   [Floyd Cycle](https://github.com/NelsonBN/algorithms-data-structures-linked-list/blob/main/src/floyd_cycle.py)
+
+-   [x] **Binary Search**
+
+    -   [Youtube - Encontro](https://www.youtube.com/watch?v=62ZGcXDpbys)
+    -   [Demo](https://github.com/NelsonBN/algorithms-data-structures-binary-search)
+
+-   [x] **Two Pointers**
+
+    -   [Youtube - Encontro](https://www.youtube.com/watch?v=a1QMdXgcQwY)
+
+-   [x] **Sliding Window**
+
+    -   [Youtube - Encontro](https://www.youtube.com/watch?v=OvIJw1AMNzI)
+    -   Exercicios:
+        -   Fixed Window -> [1343. Number of Sub-arrays of Size K and Average Greater than or Equal to Threshold](https://leetcode.com/problems/number-of-sub-arrays-of-size-k-and-average-greater-than-or-equal-to-threshold/description/)
+
+-   [x] **Prefix Sum**
+
+    -   [Youtube - Encontro](https://www.youtube.com/watch?v=yMnLofkS7DM)
+
+-   [x] **Hash Map / Set**
+    -   [Demo](https://github.com/NelsonBN/algorithms-data-structures-hashtable)
+-   [ ] **Stack**
+    -   [Demo](https://github.com/matheusses/dsa/tree/main/src/stack)
+-   [ ] **Tree Traverse**
+    -   [Code Implementation examples in Go](https://github.com/giovannymassuia/DS-A/tree/main/go-dsa/tree)
+-   [ ] **...**
 
 ## Status