Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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