Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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