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