用Java编写一个扫雷游戏程序

好的，下面是一个简单的扫雷游戏程序，使用 Java 编写:

import java.util.Random;
import java.util.Scanner;

public class Minesweeper {
    private static final int MINE = 9;
    private static final int ROWS = 9;
    private static final int COLS = 9;
    private static final int NUM_MINES = 10;
    private static final int[][] OFFSETS = {{-1, -1}, {-1, 0}, {-1, 1}, {0, -1}, {0, 1}, {1, -1}, {1, 0}, {1, 1}};

    private int[][] board;
    private int[][] visible;

    public Minesweeper() {
        board = new int[ROWS][COLS];
        visible = new int[ROWS][COLS];
        initBoard();
        initMines();
    }

    private void initBoard() {
        for (int i = 0; i < ROWS; i++) {
            for (int j = 0; j < COLS; j++) {
                board[i][j] = 0;
                visible[i][j] = 0;
            }
        }
    }

    private void initMines() {
        int count = 0;
        Random rand = new Random();
        while (count < NUM_MINES) {
            int row = rand.nextInt(ROWS);
            int col = rand.nextInt(COLS);
            if (board[row][col] != MINE) {
                board[row][col] = MINE;
                count++;
            }
        }
        for (int i = 0; i < ROWS; i++) {
            for (int j = 0; j < COLS; j++) {
                if (board[i][j] != MINE) {
                    int numMines = 0;
                    for (int[] offset : OFFSETS) {
                        int row = i + offset[0];
                        int col = j + offset[1];
                        if (row >= 0 && row < ROWS && col >= 0 && col < COLS && board[row][col] == MINE) {
                            numMines++;
                        }
                    }
                    board[i][j] = numMines;
                }
            }
        }
    }

    private void printBoard() {
        System.out.print("   ");
        for (int i = 0; i < COLS; i++) {
            System.out.print(i + " ");
        }
        System.out.println();
        System.out.print("  ");
        for (int i = 0; i < COLS; i++) {
            System.out.print("--");
        }
        System.out.println();
        for (int i = 0; i < ROWS; i++) {
            System.out.print(i + "| ");
            for (int j = 0; j < COLS; j++) {
                if (visible[i][j] == 0) {
                    System.out.print(". ");
                } else if (visible[i][j] == 1) {
                    System.out.print(board[i][j] + " ");
                } else if (visible[i][j] == 2) {
                    System.out.print("F ");
                }
            }
            System.out.println();
        }
    }

    private boolean isWin() {
        int numCovered = 0;
        for (int i = 0; i < ROWS; i++) {
            for (int j = 0; j < COLS; j++) {
                if (visible[i][j] == 0) {
                    numCovered++;
                }
            }
        }
        return numCovered == NUM_MINES;
    }

    private boolean isLose(int row, int col) {
        return board[row][col] == MINE;
    }

    private void reveal(int row, int col) {
        if (visible[row][col] != 0) {
            return;
        }
        visible[row][col] = 1;
        if (board[row][col] == 0) {
            for (int[] offset : OFFSETS) {
                int r = row + offset[0];
                int c = col + offset[1];
                if (r >= 0 && r < ROWS && c >= 0 && c < COLS) {
                    reveal(r, c);
                }
            }
        }
    }

    private void flag(int row, int col) {
        if (visible[row][col] == 0) {
            visible[row][col] = 2;
        } else if (visible[row][col] == 2) {
            visible[row][col] = 0;
        }
    }

    public void play() {
        Scanner scanner = new Scanner(System.in);
        while (true) {
            printBoard();
            System.out.print("Enter row and column (e.g. 0 1) or f to flag: ");
            String input = scanner.nextLine();
            if (input.equalsIgnoreCase("f")) {
                System.out.print("Enter row and column to flag (e.g. 0 1): ");
                input = scanner.nextLine();
                String[] parts = input.split(" ");
                int row = Integer.parseInt(parts[0]);
                int col = Integer.parseInt(parts[1]);
                flag(row, col);
            } else {
                String[] parts = input.split(" ");
                int row = Integer.parseInt(parts[0]);
                int col = Integer.parseInt(parts[1]);
                if (isLose(row, col)) {
                    System.out.println("You lose!");
                    printBoard();
                    return;
                }
                reveal(row, col);
                if (isWin()) {
                    System.out.println("You win!");
                    printBoard();
                    return;
                }
            }
        }
    }

    public static void main(String[] args) {
        Minesweeper game = new Minesweeper();
        game.play();
    }
}

这个程序创建了一个 9x9 的棋盘，其中包含了 10 个地雷。玩家可以通过输入坐标来翻开一个方格，如果这个方格中有地雷，游戏就结束了。如果没有地雷，程序会显示这个方格周围的地雷数量。玩家可以通过输入 "f" 和坐标来标记一个方格，表示这个方格中肯定有地雷。当标记的地雷数量和实际地雷数量相同时，玩家胜利。