Updated README

Author: OmkarPathak

README.md

@@ -7,8 +7,16 @@ Pune, Maharashtra, India.<br />
 
 # Arrays
 
-* [Arrays](https://github.com/OmkarPathak/Data-Structures-using-Python/blob/master/Arrays/Arrays.ipynb)
-    * [Array](Arrays/Arrays.py)
+* [Arrays Concept](https://github.com/OmkarPathak/Data-Structures-using-Python/blob/master/Arrays/Arrays.ipynb)
+    * [Array implementation](Arrays/Arrays.py)
     * [Reversing an Array](Arrays/P01_ReversingArray.py)
     * [Array Rotation](Arrays/P02_ArrayRotation.py)
     * [Get the missing number](Arrays/P03_GetMissingNumber.py)
+
+# Linked Lists
+
+* [Linked Lists Concept](https://github.com/OmkarPathak/Data-Structures-using-Python/blob/master/Linked%20Lists/Linked%20Lists.ipynb)
+    * [Singly Linked List implementation](Linked%20Lists/SinglyLinkedList.py)
+    * [Doubly Linked List implementation](Linked%20Lists/DoublyLinkedList.py)
+    * [Finding the length of linked list](Linked%20Lists/P01_FindingLengthOfLinkedList.py)
+    * [Reversing the linked list](Linked%20Lists/P02_ReversingLinkedList.py)