Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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