Fifteen

Developed by Pedro Izecksohn.

1 2 3 4
6 9 7 _
5 A C 8
D B F E

Fifteen

1 2 3 4 6 9 7 _ 5 A C 8 D B F E

1 2 3 4
6 9 7 _
5 A C 8
D B F E