Merge pull request #13 from Vaishnaviamirayada/patch-1

Added a useful resource

Author: bokkypoobah

README.md

@@ -476,6 +476,7 @@ As the nodes are stored as elements in a Solidity *mapping* data structure, [Ite
 * https://www.csee.umbc.edu/courses/undergraduate/341/fall13/section3/lectures/10-Red-Black-Trees.pdf
 * http://cseweb.ucsd.edu/~kube/cls/100/Lectures/lec7/lec7.pdf
 * https://www.geeksforgeeks.org/red-black-tree-set-1-introduction-2/
+* https://www.scaler.com/topics/data-structures/binary-search-algorithm/
 
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