Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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