Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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