Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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