Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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