International Journal of Computer Applications |
Foundation of Computer Science (FCS), NY, USA |
Volume 181 - Number 40 |
Year of Publication: 2019 |
Authors: Onokpasa Eva, Bakwa Dunka |
10.5120/ijca2019918439 |
Onokpasa Eva, Bakwa Dunka . A Comparison of Three Sudoku Solving Methods. International Journal of Computer Applications. 181, 40 ( Feb 2019), 46-52. DOI=10.5120/ijca2019918439
The 9 X 9 board game of Sudoku is intriguing and brain tasking. There are various Sudoku solving methods. This research work is focused on comparing three Sudoku solvers: Pencil and paper method, backtracking and the method of alternating projections. This comparison is carried out by counting the number of iterations taken to solve 40 puzzles of various levels of difficulty, using php implementations of the solver algorithms.