c++五子棋人人对战

以下是一个简单的C++五子棋人人对战的示例代码：

#include <iostream>
using namespace std;

const int BOARD_SIZE = 15; // 棋盘大小

// 棋盘类
class Board {
public:
    char board[BOARD_SIZE][BOARD_SIZE]; // 棋盘数组

    // 构造函数，初始化棋盘
    Board() {
        for (int i = 0; i < BOARD_SIZE; i++) {
            for (int j = 0; j < BOARD_SIZE; j++) {
                board[i][j] = '+';
            }
        }
    }

    // 打印棋盘
    void printBoard() {
        cout << "  ";
        for (int i = 0; i < BOARD_SIZE; i++) {
            cout << i << " ";
        }
        cout << endl;
        for (int i = 0; i < BOARD_SIZE; i++) {
            cout << i << " ";
            for (int j = 0; j < BOARD_SIZE; j++) {
                cout << board[i][j] << " ";
            }
            cout << endl;
        }
    }

    // 判断是否有五子连珠
    bool checkWin(int x, int y, char c) {
        int count = 1;
        int i, j;

        // 横向判断
        for (i = x - 1; i >= 0 && board[i][y] == c; i--) {
            count++;
        }
        for (i = x + 1; i < BOARD_SIZE && board[i][y] == c; i++) {
            count++;
        }
        if (count >= 5) {
            return true;
        }

        // 竖向判断
        count = 1;
        for (j = y - 1; j >= 0 && board[x][j] == c; j--) {
            count++;
        }
        for (j = y + 1; j < BOARD_SIZE && board[x][j] == c; j++) {
            count++;
        }
        if (count >= 5) {
            return true;
        }

        // 左上到右下判断
        count = 1;
        for (i = x - 1, j = y - 1; i >= 0 && j >= 0 && board[i][j] == c; i--, j--) {
            count++;
        }
        for (i = x + 1, j = y + 1; i < BOARD_SIZE && j < BOARD_SIZE && board[i][j] == c; i++, j++) {
            count++;
        }
        if (count >= 5) {
            return true;
        }

        // 右上到左下判断
        count = 1;
        for (i = x - 1, j = y + 1; i >= 0 && j < BOARD_SIZE && board[i][j] == c; i--, j++) {
            count++;
        }
        for (i = x + 1, j = y - 1; i < BOARD_SIZE && j >= 0 && board[i][j] == c; i++, j--) {
            count++;
        }
        if (count >= 5) {
            return true;
        }

        return false;
    }
};

// 玩家类
class Player {
public:
    char color; // 玩家棋子颜色

    // 构造函数，设置玩家棋子颜色
    Player(char c) {
        color = c;
    }

    // 玩家下棋
    void play(Board& board) {
        int x, y;
        cout << "请玩家 " << color << " 下棋（输入坐标，如 3 4）：" << endl;
        cin >> x >> y;
        while (x < 0 || x >= BOARD_SIZE || y < 0 || y >= BOARD_SIZE || board.board[x][y] != '+') {
            cout << "输入有误，请重新输入：" << endl;
            cin >> x >> y;
        }
        board.board[x][y] = color;
    }
};

int main() {
    Board board; // 棋盘
    Player player1('X'); // 玩家1
    Player player2('O'); // 玩家2
    int turn = 1; // 轮到哪个玩家下棋

    while (true) {
        board.printBoard();
        if (turn == 1) {
            player1.play(board);
            if (board.checkWin(x, y, player1.color)) {
                cout << "玩家 " << player1.color << " 获胜！" << endl;
                break;
            }
            turn = 2;
        } else {
            player2.play(board);
            if (board.checkWin(x, y, player2.color)) {
                cout << "玩家 " << player2.color << " 获胜！" << endl;
                break;
            }
            turn = 1;
        }
    }

    return 0;
}