Public puzzle
SE grade 7.1 Sudoku
7.1SE grade · 21 clues
By The Hardest Sudoku Team · Last updated
6
3
8
7
4
5
2
9
6
5
8
9
1
4
3
1
7
2
3
2
4
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.