Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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