Adding more detail to Table of Contents.

README.md

@@ -27,10 +27,15 @@ sometimes word-for-word in Google's coaching notes.
 - [The Daily Plan](#the-daily-plan)
 - [Data Structures](#data-structures)
 - [More Knowledge](#more-knowledge)
+    - [Endianness](#endianness)
+    - [Binary search](#binary-search)
+    - [Bitwise operations](#bitwise-operations)
 - [Trees](#trees)
 - [Sorting](#sorting)
 - [Graphs](#graphs)
 - [Even More Knowledge](#even-more-knowledge)
+    - [Recursion](#recursion)
+    - [Dynamic Programming](#dynamic-programming)
 - [Final Review](#final-review)
 - [Books](#books)
 - [Coding exercises/challenges](#coding-exerciseschallenges)