Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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