From e09e5f86ad591ac8191b8509e6f7b95bc274ab64 Mon Sep 17 00:00:00 2001
From: Jay Engineer <jayengineer6@gmail.com>
Date: Sun, 30 Mar 2014 06:38:15 -0400
Subject: [PATCH] added think complexity pdf

---
 free-programming-books.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/free-programming-books.md b/free-programming-books.md
index f2ef2167..46469dbf 100644
--- a/free-programming-books.md
+++ b/free-programming-books.md
@@ -237,6 +237,7 @@
 * [The Art of Computer Programming](http://www.cs.utsa.edu/~wagner/knuth/) (fascicles, mostly volume 4) - Donald Knuth
 * [The Design of Approximation Algorithms](http://www.designofapproxalgs.com/book.pdf) (PDF)
 * [The Great Tree List Recursion Problem](http://cslibrary.stanford.edu/109/TreeListRecursion.pdf) (PDF)
+* [Think Complexity](http://greenteapress.com/complexity/) (PDF)
 
 
 ####Cellular Automata
-- 
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