Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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