Killer Sudoku
Easy
Medium
Hard
Expert
Diabolical
11
12
15
5
3
4
6
17
3
24
6
4
15
16
2
3
24
4
12
15
12
1
15
10
11
8
3
9
11
6
7
13
8
4
6
3
7
25
5
6
17
5
4
8
1
2
3
4
5
6
7
8
9
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Verified puzzle
· Difficulty:
Medium
· Cages:
44
· Solver steps:
266
· Search depth:
0
· Solutions:
1