Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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