Crossoku. Sudoku X.

By MICHAEL CHARLES LOCKYER on AppTrack Ninja.

Diagonal Sudoku X Challenge

Sudoku X — the diagonal twist that changes everything. Crossoku is Diagonal Sudoku (also known as Sudoku X): a 9×9 grid where both main diagonals must also contain digits 1–9 exactly once. That single extra constraint creates 11 constraint regions instead of the standard 9, opening up powerful new solving strategies and making every puzzle feel fresh — even if you have solved thousands of standard Sudoku puzzles. THE DIAGONAL DIFFERENCE • Both main diagonals are full constraint regions, just like rows, columns, and boxes • Diagonal interactions unlock techniques unavailable in standard Sudoku…

Categories: Games, Puzzle, Strategy, Education

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