[Java] Java二维数组写一个超级简单的扫雷游戏,适合新手

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//随机生成地雷数 int numOfMines=10; //地图尺寸 int mapSize=9; Random r=new Random(); //用二位数组做地图 int [][] map=new int[mapSize][mapSize]; //地雷周围的偏移量 int[]around={-1,0,1}; //开始生成 for (int i=0;i<numOfMines;i++){     int x,y;     do {         x=r.nextInt(mapSize);         y=r.nextInt(mapSize);     }while(map[x][y]>=100);     //埋雷     map[x][y]=100;     //周围的提示     for (int dy:around){         for (int dx:around){             if (dx==0 && dy==0){                 continue;             }             if ((x+dx)>=0                     && (x+dx)<mapSize                     && (y+dy)>=0                     && (y+dy)<mapSize){                 try {                     map[x+dx][y+dy]++;                 } catch (Exception e) {                     System.out.println(x+dx+"  "+y+dy);                     e.printStackTrace();                 }             }         }     } } for (int y=0;y<mapSize;y++){     for (int x=0;x<mapSize;x++){         if (map[x][y]>=100){             System.out.print("[*]");         }else if (map[x][y]==0){             System.out.print("[ ]");         }else {             System.out.print("["+map[x][y]+"]");         }     }     System.out.println(); }