Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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