C# guess the number game

// 猜数字游戏

int secret_num = 66;
int guess;
int guess_count = 0;
int guess_limit = 8;
bool is_win = false;

do
{
    System.Console.WriteLine("请输入您猜测的数字");
    guess = System.Convert.ToInt32(System.Console.ReadLine());
    guess_count += 1;

    if (guess > secret_num)
    {
        System.Console.WriteLine("数字偏大");
    }
    else if (guess < secret_num)
    {
        System.Console.WriteLine("数字偏小");
    }
    else
    {
        System.Console.WriteLine("恭喜您猜对了");
        is_win = true;
    }

} while (guess != secret_num && guess_count <= guess_limit);
if (!is_win)
{
    System.Console.WriteLine("恭喜您输了");
}