Expert Sudoku for 2026-01-25

Expert Sudoku puzzle published on 2026-01-25, with 28 given clues. Solving it requires the following techniques: Hidden Single, Naked Single, Pointing Pair, Naked Triple, XY-Wing, Skyscraper, W-Wing, Finned X-Wing, XY-Chain. 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.