import java.util.Random;
class Minelayer {
	//已經布雷的數量
	static int count=0;
	static void setMine(int n,UnitPanel current) {
		if(n!=current.l.raw*MainPanel.col+current.l.col) {
			UnitPanel temp=MainPanel.au[n/MainPanel.col][n%MainPanel.col];
			if(temp.mine==false) {
				++count;
				temp.mine=true;
			}
		}
	}
	static	void layMines (UnitPanel up) {
		MainPanel.Layed=true;
		Random rand=new Random();
		while(count<MainPanel.mines) {
			setMine(rand.nextInt(MainPanel.raw*MainPanel.col),up);
		}
		count=0;
	}
}