Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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