Sudoku

A typical Sudoku puzzle

An its solution

Sudoku (数独, sūdoku, digit-single) (originally cried Number Place)^[1] is a logic-based,^[2]^[3] combinatorial^[4] nummer-placement puzzle. The objective is tae fill a 9×9 grid wi digits sae that ilk column, ilk raw an ilk o the nine 3×3 subgrids that mak up the grid (cried "boxes", "blocks" or "regions" an aw) hauds aw the digits frae 1 tae 9.

References

↑ Grossman, Lev (11 Mairch 2013). "The Answer Men". Time. Archived frae the original on 16 August 2013. Retrieved 4 Mairch 2013.(registration needit)
↑ Arnoldy, Ben. "Sudoku Strategies". The Home Forum. The Christian Science Monitor.
↑ Schaschek, Sarah (22 Mairch 2006). "Sudoku champ's surprise victory". The Prague Post. Archived frae the original on 13 August 2006. Retrieved 18 Februar 2009.
↑ Lawler, E. L. (1985). The Traveling Salesman Problem: A Guided Tour of Combinatorial Optimization. West Sussex: John Wiley & Sons. ISBN 0-471-90413-9.

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[time_magazine-1] Grossman, Lev (11 Mairch 2013). "The Answer Men". Time. Archived frae the original on 16 August 2013. Retrieved 4 Mairch 2013.(registration needit)

[2] Arnoldy, Ben. "Sudoku Strategies". The Home Forum. The Christian Science Monitor.

[3] Schaschek, Sarah (22 Mairch 2006). "Sudoku champ's surprise victory". The Prague Post. Archived frae the original on 13 August 2006. Retrieved 18 Februar 2009.

[4] Lawler, E. L. (1985). The Traveling Salesman Problem: A Guided Tour of Combinatorial Optimization. West Sussex: John Wiley & Sons. ISBN 0-471-90413-9.

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