Xu, Xu; Haaland, BEN; Qian, Peter Z. G. - In: Biometrika 98 (2011) 3, pp. 711-720
Sudoku is played by millions of people across the globe. It has simple rules and is very addictive. The game board is a nine-by-nine grid of numbers from one to nine. Several entries within the grid are provided and the remaining entries must be filled in subject to no row, column, or...