diff --git a/algorithm.md b/algorithm.md
new file mode 100644
index 0000000..9bc8e97
--- /dev/null
+++ b/algorithm.md
@@ -0,0 +1,39 @@
+# Algorithm
+
+## Scemas
+
+### Iteration
+
+### Rekursion
+
+### Divide and conquer
+
+### Greedy
+
+## Komplexität
+
+## O-Notation
+
+## Sortieren
+
+### Bubblesort
+
+### Bucketsort
+
+### Heapsort
+
+### Insertionsort
+
+### Introsort
+
+### Mergesort
+
+### Quicksort
+
+### Selectionsort
+
+### Shellsort
+
+## Backtracking
+
+## Graph
\ No newline at end of file
diff --git a/docs/datastructure.md b/docs/datastructure.md
new file mode 100644
index 0000000..5ea1682
--- /dev/null
+++ b/docs/datastructure.md
@@ -0,0 +1,27 @@
+# Datastructure
+
+## Lineare DS
+
+### List
+
+### Stack
+
+### Queue
+
+### Priority Queue
+
+### Hashtable
+
+## Tree DS
+
+### Binary Tree
+
+### Balanced (AVL) Tree
+
+### Heap
+
+## Dictionary DS
+
+### Key-Value Pair
+
+### Hashtable
diff --git a/mkdocs.yml b/mkdocs.yml
index 280c655..b5cfe91 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -8,9 +8,11 @@ docs_dir: 'docs'
 nav:
   - Home: index.md
   - Programming:
+    - Datastructure: datastructure.md
+    - Algorithm: algorithm.md
     - Python: python.md
     - C#: csharp.md
-  - CI / CD:
+  - DevOps:
     - CI: ci.md
     - CD: cd.md
   - Docker: docker.md