你玩儿过扫雷游戏吧？有个操作系统中带了这个小游戏，那个系统叫什么来着？ -)在游戏中要想过关，就必须要在一个 NxM 的区域上找出所有的地雷。游戏过程中，计算机会在地图上显示一些数字从而帮助你确定哪里有地雷。例如，在下面这个有两颗地雷的 4x4 的地图（*表示地雷）：



*...

....

.*..

....



根据上面的地图，可以计算出应该提供给游戏者的数字如下所示：



*100

2210

1*10

1110



每个数字表示了该方格周围到底有几个地雷，当然，一个方格周围最多的时候只会有八个。-Minesweeper game you play through it? Operating systems have brought this little game, that system called what?　-) In the game in order to pass, it must be in an area NxM locate all the mines. During the game, the computer will show some numbers on a map to help you determine where mines. For example, in the following two mines with 4x4 map (* indicates mine):* ........* ...... According to the above map, can be calculated should be provided to the player' s digital are as follows:* 10022101* 101 110 Each number represents the square surrounded in the end there are several mines, of course, up to the time around a square only have eight.