Hard Sudoku No.404
Satisfying puzzles that need Naked Pairs and Hidden Pairs.
Hard Sudoku No.404puzzlelounge.app/nanpure
183781292656972369784782314
Every column, row and bold 3×3 box holds each digit 1 to 9 once.
See the answer
621853974598471632437926851812347569975682143364195728146739285289564317753218496
Answer to Hard Sudoku No.404
621853974598471632437926851812347569975682143364195728146739285289564317753218496
If you are unsure how to solve, see how to solve sudoku, with tips.