This book contains a selection of 200 of the hardest and most difficult Sudoku puzzles along with their solutions. These puzzles were selected among 17-clues Sudoku puzzles for their especially challenging nature and will provide hours of enjoyment and ample opportunity to practice the most advanced Sudoku resolution techniques.
Antoine Alary was born and raised in Montreal, Quebec, Canada. His varied interests and talents led him to first study mathematical logic and obtain a Masters Degree from the Universite de Montreal. After working as a software programmer and doing some freelance electronic design for a few years, he went back to school and obtained a Masters Degree in Microelectronics from the Universite de Sherbrooke. His travels have led him to live in New Orleans, Montpellier, France, Montreal and Ottawa, Canada. He currently resides in Silicon Valley where he works as a digital design engineer for a leading semiconductor manufacturer. In his spare time, he enjoys snowboarding, wakeboarding, kiteboarding and mushroom hunting.