by ULLI (93 Submissions)
Category: Math/Dates
Difficulty: Advanced
Date Added: Wed 3rd February 2021
Rating: 
(19 Votes)
This is an object-oriented Sudoku Solver combining the "cross hatching" strategy with a backtrack algorithm. It solves easy puzzles in about 600 µsecs and really hard ones usually in under 150 msecs (when compiled) on my old AMD Athlon XP1800+. The most evil one I could find is in the screen shot.
API Declarationsa few
VBcoders
