using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;
using?System.Windows.Forms;

namespace?計算器
{
????public?partial?class?Form1?:?Form
????{
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}

????????private?void?button1_Click（object?sender?EventArgs?e）
????????{
????????????display.Text?+=?“1“;
????????}

????????private?void?button_2_Click（object?sender?EventArgs?e）
????????{
????????????display.Text?+=?“2“;
????????}

????????private?void?button_3_Click（object?sender?EventArgs?e）
????????{
????????????display.Text?+=?“3“;
????????}

????????private?void?button_4_Click（object?sender?EventArg

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2016-04-21?14:24??計算器\
?????目錄???????????0??2016-04-21?14:25??計算器\計算器\
?????文件?????????917??2016-04-21?14:24??計算器\計算器.sln
?????文件???????37376??2016-05-04?17:08??計算器\計算器.v11.suo
?????文件?????????187??2016-04-21?14:24??計算器\計算器\App.config
?????目錄???????????0??2016-04-21?14:24??計算器\計算器\bin\
?????目錄???????????0??2016-04-21?14:28??計算器\計算器\bin\Debug\
?????文件???????11776??2016-05-04?17:03??計算器\計算器\bin\Debug\計算器.exe
?????文件?????????187??2016-04-21?14:24??計算器\計算器\bin\Debug\計算器.exe.config
?????文件???????28160??2016-05-04?17:03??計算器\計算器\bin\Debug\計算器.pdb
?????文件???????22984??2016-05-04?17:03??計算器\計算器\bin\Debug\計算器.vshost.exe
?????文件?????????187??2016-04-21?14:24??計算器\計算器\bin\Debug\計算器.vshost.exe.config
?????文件?????????490??2012-06-06?02:06??計算器\計算器\bin\Debug\計算器.vshost.exe.manifest
?????文件????????2281??2016-05-04?17:05??計算器\計算器\Form1.cs
?????文件????????8899??2016-05-04?17:02??計算器\計算器\Form1.Designer.cs
?????文件????????5817??2016-05-04?17:02??計算器\計算器\Form1.resx
?????目錄???????????0??2016-04-21?14:24??計算器\計算器\obj\
?????目錄???????????0??2016-05-04?17:03??計算器\計算器\obj\Debug\
?????文件????????1308??2016-04-21?14:30??計算器\計算器\obj\Debug\DesignTimeResolveAssemblyReferences.cache
?????文件????????6995??2016-04-21?14:25??計算器\計算器\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache
?????文件???????????0??2016-04-21?14:24??計算器\計算器\obj\Debug\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs
?????文件???????????0??2016-04-21?14:24??計算器\計算器\obj\Debug\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs
?????文件???????????0??2016-04-21?14:24??計算器\計算器\obj\Debug\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs
?????目錄???????????0??2016-04-21?14:24??計算器\計算器\obj\Debug\TempPE\
?????文件?????????762??2016-05-04?17:03??計算器\計算器\obj\Debug\計算器.csproj.FileListAbsolute.txt
?????文件?????????975??2016-05-04?17:02??計算器\計算器\obj\Debug\計算器.csproj.GenerateResource.Cache
?????文件????????2209??2016-05-04?16:49??計算器\計算器\obj\Debug\計算器.csprojResolveAssemblyReference.cache
?????文件???????11776??2016-05-04?17:03??計算器\計算器\obj\Debug\計算器.exe
?????文件?????????180??2016-05-04?17:02??計算器\計算器\obj\Debug\計算器.Form1.resources
?????文件???????28160??2016-05-04?17:03??計算器\計算器\obj\Debug\計算器.pdb
?????文件?????????180??2016-04-21?14:28??計算器\計算器\obj\Debug\計算器.Properties.Resources.resources
............此處省略8個文件信息