% minesweeper 21 by Oleg Andrushko, http://www.janko.at/Raetsel/Minesweeper/021.a.htm
minesweeper
medium-
8 8
.....4..
1.24..3.
.4..5..1
..44..3.
.4..32..
2..4..2.
.3..31.2
..4.....
mines 0
