Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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