Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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