Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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