2018-11-22游戏结束后，用户支付游戏币

try
{
double money = 0;
string xiangmu = "";
double dazhe = 0;
Console.WriteLine("<强哥游戏平台>游戏币支付");
Console.WriteLine("请选择你玩的游戏类型：");
Console.WriteLine(" 1.牌类");
Console.WriteLine(" 2.休闲竞技类");
int n = Convert.ToInt32(Console.ReadLine());
double t = Convert.ToDouble(Console.ReadLine());
switch (n)
{
case 1:
xiangmu = "牌类";
break;
case 2:
xiangmu = "休闲竞技类";
break;

            }
            if (n == 1)
            {
                if (t < 10)
                {
                    dazhe = 0.8;
                }
                else
                {
                    dazhe = 0.5;
                }
                money = t * dazhe * 10;
            }
            else
            {
                if (t < 10)
                {
                    dazhe = 0.8;
                }
                else
                {
                    dazhe = 0.5;
                }
                money = t * dazhe * 20;
            }
            Console.WriteLine("你玩的是{0}游戏,时长是{1},可以享受{2}折优惠", xiangmu, t, dazhe);
            Console.WriteLine("你需要支付{0}个游戏币", money);
            Console.ReadKey();
        }
        catch
        {
            Console.WriteLine("请输入1和2,否则无效");
            Console.WriteLine("请输入您的游戏时长:");