Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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