Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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