java小游戏之扫雷

淩亂°似流年 2023-09-27 19:28 102阅读 0赞

package game;
    
    import java.util.Random;
    import java.util.Scanner;
    
    public class Minesweeper {
        private int[][] board; // 扫雷面板
        private boolean[][] revealed; // 已经翻开的方块
        private final int mineCount; // 总雷数
        private int remainingMines; // 剩余雷数
        private boolean gameEnd; // 游戏是否结束
    
        public Minesweeper(int rows, int cols, int mineCount) {
            this.board = new int[rows][cols];
            this.revealed = new boolean[rows][cols];
            this.mineCount = mineCount;
            this.remainingMines = mineCount;
            this.gameEnd = false;
    
            setMines();
            setNumber();
        }
    
        // 随机设置雷
        private void setMines() {
            Random random = new Random();
            int count = 0;
    
            while (count < mineCount) {
                int row = random.nextInt(board.length);
                int col = random.nextInt(board[0].length);
    
                if (board[row][col] != -1) {
                    board[row][col] = -1;
                    count++;
                }
            }
        }
    
        // 设置数字（表示周围的雷数）
        private void setNumber() {
            for (int i = 0; i < board.length; i++) {
                for (int j = 0; j < board[0].length; j++) {
                    if (board[i][j] == -1) {
                        continue;
                    }
    
                    int count = 0;
                    for (int r = i - 1; r <= i + 1; r++) {
                        for (int c = j - 1; c <= j + 1; c++) {
                            if (r >= 0 && r < board.length && c >= 0 && c < board[0].length && board[r][c] == -1) {
                                count++;
                            }
                        }
                    }
    
                    board[i][j] = count;
                }
            }
        }
    
        // 输出当前局面
        public void printBoard() {
            System.out.print("  ");
            for (int i = 0; i < board[0].length; i++) {
                System.out.print(i + " ");
            }
            System.out.println();
    
            for (int i = 0; i < board.length; i++) {
                System.out.print(i + " ");
                for (int j = 0; j < board[0].length; j++) {
                    if (!revealed[i][j]) {
                        System.out.print("* ");
                    } else if (board[i][j] == -1) {
                        System.out.print("X ");
                    } else {
                        System.out.print(board[i][j] + " ");
                    }
                }
                System.out.println();
            }
        }
    
        // 翻开指定位置的方块，并判断游戏是否结束
        private void reveal(int row, int col) {
            if (revealed[row][col]) {
                return;
            }
    
            revealed[row][col] = true;
    
            if (board[row][col] == -1) {
                gameEnd = true;
                System.out.println("很遗憾，你输了！");
                return;
            }
    
            if (--remainingMines == 0) {
                gameEnd = true;
                System.out.println("恭喜你，你赢了！");
                return;
            }
    
            if (board[row][col] == 0) {
                for (int r = row - 1; r <= row + 1; r++) {
                    for (int c = col - 1; c <= col + 1; c++) {
                        if (r >= 0 && r < board.length && c >= 0 && c < board[0].length) {
                            reveal(r, c);
                        }
                    }
                }
            }
        }
    
        // 开始游戏
        public void play() {
            Scanner scanner = new Scanner(System.in);
    
            while (!gameEnd) {
                System.out.println("当前雷数：" + remainingMines);
                printBoard();
                System.out.println("请输入行列坐标（用空格分隔）：");
                int row = scanner.nextInt();
                int col = scanner.nextInt();
    
                if (row < 0 || row >= board.length || col < 0 || col >= board[0].length) {
                    System.out.println("输入不合法，请重新输入！");
                    continue;
                }
    
                reveal(row, col);
            }
    
            scanner.close();
        }
    
        public static void main(String[] args) {
            Minesweeper game = new Minesweeper(10, 10, 10);
            game.play();
        }
    }