Expert Sudoku for 2026-05-16

Expert Sudoku puzzle published on 2026-05-16, with 28 given clues. Solving it requires the following techniques: Naked Single, Hidden Single, Pointing Pair, XY-Wing, 2-String Kite, XYZ-Wing, Finned X-Wing, Unique Rectangle, Hidden Pair, XY-Chain, Naked Triple, W-Wing, Naked Quad, Skyscraper. 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.