% minesweeper 67 by Mie Kawabata, http://www.janko.at/Raetsel/Minesweeper/067.a.htm
minesweeper
medium-
8 8
1...22.1
.4......
.211.3.2
2.2.2.2.
....2..2
.3.3.2..
.3...3.1
1.3...1.
mines 0
