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