Public puzzle
SE grade 7.1 Sudoku
7.1SE grade · 21 clues
By The Hardest Sudoku Team · Last updated
3
9
8
5
6
5
9
8
7
9
1
1
4
6
2
2
4
3
8
1
6
Givens only — solution not shown.
About this puzzle
An SE grade 7.1 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.