Public puzzle
SE grade 8.3 Sudoku
8.3SE grade · 21 clues
By The Hardest Sudoku Team · Last updated
3
9
8
4
6
1
2
5
7
3
6
3
4
8
8
5
4
9
1
3
2
Givens only — solution not shown.
About this puzzle
An SE grade 8.3 Sudoku with 21 clues — expert, where wings and chaining decide the solve.
The SE grade is the canonical difficulty number from Sudoku Explainer — read how it works on the SE grade page.