X-Sudoku

In normal X-sudoku puzzles the two diagonals are marked with a thin, gray line. (They might also be shaded, but that’s less common.)

The lines signify that the sudoku rule of no repeated number also goes for the diagonals.

x-sudoku-eksempel

An X-sudoku puzzle. In addition to normal sudoku rules, no number can be repeated in the diagonals either.

Some puzzles might have more than two lines. The rule is the same: No number can be repeated in any of the diagonals.

Eksempel på X-sudoku-oppgave med flere enn to diagonaler. Denne varianten kalles «snøkrystall». Heller ikke her skal det være noen like tall i noen av diagonalene.

An X-sudoku with more than two diagonals. This variant is called “snowflake”. No number can be repeated in any of the diagonals.

In Category: Rules
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