Fun comes in many forms - playing puzzles, or writing programs that solve the puzzles for you. Professor Thorsten Altenkirch on a recursive Sudoku solver.
/ computerphile
/ computer_phile
This video was filmed and edited by Sean Riley.
Computer Science at the University of Nottingham: https://bit.ly/nottscomputer
Computerphile is a sister project to Brady Haran's Numberphile. More at http://www.bradyharan.com