% minesweeper 89 by Johan de Ruiter, http://www.janko.at/Raetsel/Minesweeper/089.a.htm
minesweeper
easy+
13 13
xxxxxxx...xxx
xxxxx...1.xxx
xx...4.2.4.xx
x.2.1.3.3..xx
.3.1.2...3..x
x.4...6.4.2.x
x..3.....1..x
x.2.4.5...4..
x..1...2.1.3.
xx..2.3.1.2.x
xx.3.1.4...xx
xxx.4.x..xxxx
xxx...xxxxxxx
mines 41
