using System;

public class Program

{

    public static void Main()

    {

        Console.Write("我是銘傳大學的電腦.");

        Console.WriteLine("嗨,你好嗎?");

        Console.WriteLine();

        Console.WriteLine("很高興遇見您.");

        string ComputerName = "阿達";

        Console.WriteLine("我的名字是" + ComputerName + "電腦,");

        int ComputerAge = 17;

        Console.WriteLine("我今年" + ComputerAge + "歲");

        Console.WriteLine();

        Console.WriteLine();

        Console.WriteLine("你叫什麼名字?");

        string GuestName = Console.ReadLine();

        Console.WriteLine(GuestName + "好,很高興遇見您.");

        Console.WriteLine();

        Console.WriteLine("您今年幾歲?");

        int GuestAge = Convert.ToInt16(Console.ReadLine());

        Console.WriteLine("您今年" + GuestAge + "歲.");

        int z = GuestAge - ComputerAge;

        if ( z == 0 )

        {

            Console.WriteLine("我們同年齡.");

        }

        if ( z < 0 )

        {

            int k = -z;

            Console.WriteLine("比我小" + k + "歲.");

        }

        if ( z > 0 )

        {

            Console.WriteLine("比我大" + z + "歲.");

        }

        Console.WriteLine("你幾公分?");

        float height = Convert.ToSingle(Console.ReadLine());

        Console.WriteLine("你身高" + height + "公分.");

        Console.WriteLine("你體型 L M S ?");

        string sizemode = Console.ReadLine();

        switch(sizemode)

        {

            case "L":

            Console.WriteLine("你太胖了."); break;

            case "M":

            Console.WriteLine("身材適中."); break;

            case "S":

            Console.WriteLine("太小隻了!"); break;

            default:

            Console.WriteLine("你怎麼沒有選?"); break;

        }

    }

}