Levitin, Anany.  <br/><br/>
Algorithmic Puzzles 

 - New York  Oxford University Press    2011 
 - xxi, 257p. 
<br/><br/><label>ISBN: </label>9780199740444 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical recreation, Algorithms
<br/><br/><label>Dewey Class. No.: </label>793.74  / Lev