% nurikabe puzzle championship vol.97 by Ogawa Minori
nurikabe
extra
45 31
..5..........2................3.........3....
...4......7...3....5.......4.7.........4.....
...........4........3.5...3..................
........3.....2........5........5............
.5.......6.....5............2....4.3....4....
4..2..............5......2.5........4..4..3..
....4.3............8....5................4...
.......6....................................a
.............2..................4...3......2.
..............3.4....6.........8.....a.......
.................2..3.....5..................
..8............4...........2.......6........4
.5..2....2.5..4.....................5...2..5.
.....4..5...5..........................2.....
.6...........................................
..5.................c............a.....9.....
............5....4...3..4.......4.......2..2.
...3.........3....a....5....................4
....7........................................
..................c.......4..2...............
......3............4.....4..3...5....3.......
.......4.....a.................7..3.3..4...8.
..4......7....2..................4......2.3..
.6......7....................................
....................................6........
.4..2........2..........5............2.......
2....3........8.....5....9..................4
...................2.................2...6.5.
..............................3...4...7.2....
....6......3...7........6......6.3...........
...5......4...3..........4...................
