Hardest Sudoku — SE grade 5
SE grade 5.0 to 7.0
By The Hardest Sudoku Team · Last updated
TL;DR
Hard. Basic fish (X-Wing) and consistent candidate elimination across rows and columns become the bread and butter.
What is a SE grade 5 puzzle like?
Hard. Basic fish (X-Wing) and consistent candidate elimination across rows and columns become the bread and butter.
Which techniques does this band need?
Puzzles in this band typically require:
Where does this sit on the scale?
See the full ladder on the SE grade page. The hardest puzzles — the monsters — live at the top of the scale; meet them on What is the hardest Sudoku?
Play puzzles at this grade →