% minesweeper 30 by Oleg Andrushko, http://www.janko.at/Raetsel/Minesweeper/030.a.htm
minesweeper
medium-
10 10
.21.2.2...
.4..3...53
...4.44..3
4.4..5.6..
..45....54
34....55..
..4.4..5.5
2..33.6...
36...3..4.
...4.2.21.
mines 0
