Today's Expert Sudoku puzzle

Expert Sudoku puzzle published on 2026-06-20, with 30 given clues. Solving it requires the following techniques: Naked Single, Hidden Single, Pointing Pair, Claiming, Skyscraper, Naked Pair, Unique Rectangle, XY-Wing, W-Wing. Every puzzle on this site is generated by Dancing Links and then verified by a tiered human-style solver, so it is guaranteed solvable with logic alone – no guessing or backtracking.