Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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