sudoku

IPA: sudˈoʊku

(games, puzzles) A type of pencil puzzle played on a square grid, requiring each of the columns, each of the rows, and each of the subregions (called "boxes" or "regions") to contain the lowest whole numbers up to the dimension of the puzzle, usually 1 to 9, once each. The subregions are rectangular or square except in variants.

Examples of "sudoku" in Sentences

See mathematics of Sudoku for more.
Or employ other sudoku esque magic.
Sudoku is a number placement puzzle.
A beautiful filled up Sudoku puzzle.
Markup and analysis of a Sudoku board.
This is a glossary of Sudoku terms and jargon.
Several sudoku sites are available to play sudoku online.
It has been postulated that no proper sudoku can have clues limited to the range of positions in the pattern below.
The fact that each kind of constraint involves exactly one of something is what makes Sudoku an exact hitting set problem.