tic tac toe【三连棋】

三连棋-控制台源码

  2 
char[,] nums;
int player;

Console.BackgroundColor= ConsoleColor.Blue;
do
{
    // 初始化棋盘和玩家
    InitializeGame(); 
    do
    {
        Console.Clear();
        Display(); 
        Console.Write($"{player}号玩家输入:"); 
        try
        {
            string str = Console.ReadLine();
            int num = int.Parse(str);
            CheckNum(num); // 检查数字
            ChangeNum(player, num); // 更新棋盘

            char symbol = player == 1 ? '0' : 'X';

            // 判断输赢
            if (CheckWin(nums, symbol))
            {
                Console.Clear();
                Display();
                Console.WriteLine($"{player}号玩家获胜！");
                break;
            }

            // 判断平局
            if (CheckDraw(nums))
            {
                Console.Clear();
                Display();
                Console.WriteLine("游戏平局！");
                break;
            }

            // 切换玩家
            player = (player == 1) ? 2 : 1;
        }
        catch (Exception e)
        {
            Console.WriteLine(e.Message);
            Console.WriteLine("按任意键重新输入...");
            Console.ReadKey();
        }
    } while (true);

    // 游戏结束，询问是否重新开始
    Console.WriteLine("是否重新开始游戏？(Y/N)");
    string restart = Console.ReadLine().Trim().ToUpper();
    if (restart != "Y")
    {
        Console.WriteLine("游戏结束，再见！");
        break;
    }
} while (true);

// 初始化游戏状态
void InitializeGame()
{
    nums = new char[3, 3]
    {
        {'1','2','3' },
        {'4','5','6' },
        {'7','8','9' }
    };
    player = 1; // 设置初始玩家编号
}

void ChangeNum(int player, int num)
{
    char symbol = player == 1 ? '0' : 'X';
    switch (num)
    {
        case 1: nums[0, 0] = symbol; break;
        case 2: nums[0, 1] = symbol; break;
        case 3: nums[0, 2] = symbol; break;
        case 4: nums[1, 0] = symbol; break;
        case 5: nums[1, 1] = symbol; break;
        case 6: nums[1, 2] = symbol; break;
        case 7: nums[2, 0] = symbol; break;
        case 8: nums[2, 1] = symbol; break;
        case 9: nums[2, 2] = symbol; break;
        default: throw new Exception("无效输入");
    }
}

void CheckNum(int num)
{
    if (num < 1 || num > 9)
        throw new Exception("输入数字错误，请输入(1-9)");

    int row = (num - 1) / 3;
    int col = (num - 1) % 3;

    if (nums[row, col] == 'X' || nums[row, col] == '0')
        throw new Exception($"数字{num}已使用");
}

bool CheckWin(char[,] board, char symbol)
{
    for (int i = 0; i < 3; i++)
    {
        if (board[i, 0] == symbol && board[i, 1] == symbol && board[i, 2] == symbol)
            return true;
    }

    for (int i = 0; i < 3; i++)
    {
        if (board[0, i] == symbol && board[1, i] == symbol && board[2, i] == symbol)
            return true;
    }

    if (board[0, 0] == symbol && board[1, 1] == symbol && board[2, 2] == symbol)
        return true;

    if (board[0, 2] == symbol && board[1, 1] == symbol && board[2, 0] == symbol)
        return true;

    return false;
}

bool CheckDraw(char[,] board)
{
    foreach (var cell in board)
    {
        if (cell != 'X' && cell != '0')
            return false;
    }
    return true;
}

void Display()
{
    Console.WriteLine($" {nums[0, 0]} | {nums[0, 1]} | {nums[0, 2]} ");
    Console.WriteLine("___|___|___");
    Console.WriteLine($" {nums[1, 0]} | {nums[1, 1]} | {nums[1, 2]} ");
    Console.WriteLine("___|___|___");
    Console.WriteLine($" {nums[2, 0]} | {nums[2, 1]} | {nums[2, 2]} ");
}