Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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