Pac Sudoku – Expert
A expert Sudoku puzzle whose given clues form the shape of a pac, with 25 clues. Every special-shape puzzle on this site is also a regular Sudoku with a single unique solution, and requires these techniques to solve: Naked Single, Hidden Single, Pointing Pair, Naked Pair, Claiming, 2-String Kite, Swordfish, Naked Triple, XY-Chain.