Update README.md

Author: ahujaraman

README.md

@@ -1,2 +1,6 @@
 # cracking-the-coding-interview
-My Java Solutions to CTCI - 6th Edition
+My Java Solutions to [Cracking the Coding Interview, 6th Edition](http://www.crackingthecodinginterview.com/). This repository will contain my soluitons and the *Links to online judge platforms if the question is avaliable on a particular platform*. This would help to actually code and submit the solutions before verifying from book.
+# Chapter 1 - Arrays & Strings
+| # | Title | Platform | My Solutions |
+|---| ----- | -------- | ---------- |
+|1|[Unique Characters](https://www.geeksforgeeks.org/determine-string-unique-characters/)|GeeksforGeeks|[Java](cracking-the-coding-interview/Chapter1-Arrays&Strings/Question1.java)|