Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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