js扫雷数字

// 假设游戏区域是一个二维数组，'M'代表地雷，'E'代表空单元格
let board = [
  ['E', 'E', 'M', 'E', 'E'],
  ['E', 'M', 'E', 'M', 'E'],
  ['E', 'E', 'E', 'E', 'M'],
  ['M', 'E', 'M', 'E', 'E'],
  ['E', 'E', 'E', 'M', 'E']
];

function calculateNumbers(board) {
  for (let i = 0; i < board.length; i++) {
    for (let j = 0; j < board[i].length; j++) {
      if (board[i][j] === 'E') {
        let mineCount = 0;
        for (let x = -1; x <= 1; x++) {
          for (let y = -1; y <= 1; y++) {
            let newX = i + x;
            let newY = j + y;
            if (newX >= 0 && newX < board.length && newY >= 0 && newY < board[i].length && board[newX][newY] === 'M') {
              mineCount++;
            }
          }
        }
        board[i][j] = mineCount.toString();
      }
    }
  }
}

calculateNumbers(board);
console.log(board);