% masyu 305 by Otto Janko, http://www.janko.at/Raetsel/Masyu/305.a.htm
masyu
medium
15 15
.o....o.......*
....oo..oo.....
.o...*.o...oo..
.o......*....o.
.o...*.oo...oo.
.oo...*o.*.*...
*...........*.*
.....o....o....
......*..*..o..
*.*............
........o.*....
.....*.........
.*.**..o..o*.*.
.....o.........
*.o....o.**...*
