Day one - hard level algorithms

June 25, 2018

It is time for me to read hard level problems 10 algorithms a time. I just could not believe that I will read the problems first, and come back any time if I like to think about more how to solve them.

818	Race Car		27.2%	Hard
	827	Making A Large Island		40.8%	Hard
	828	Unique Letter String		33.6%	Hard
	834	Sum of Distances in Tree		31.5%	Hard
	839	Similar String Groups		34.7%	Hard
	843	Guess the Word		33.8%	Hard
	847	Shortest Path Visiting All Nodes		39.6%	Hard
	850	Rectangle Area II		42.0%	Hard
	854	K-Similar Strings		29.4%	Hard
	857	Minimum Cost to Hire K Workers    New		38.4%	Hard