Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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