Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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