Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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