Easy
Puzzle
7
2
1
5
8
9
4
8
4
1
7
6
4
7
3
2
5
8
1
2
3
6
5
9
8
9
8
5
6
1
1
5
4
3
6
9
Logic required
Singles
Hardest technique: Naked Single
In this puzzle
Solution
Solve the puzzle to reveal the solution.