Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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