Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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