File list (Check if you may need any files):
ydaima\几个C#嵌套循环的小例子\WinApp5_1for\App.ico
......\......................\............\AssemblyInfo.cs
......\......................\............\Form1.cs
......\......................\............\Form1.resx
......\......................\............\Thumbs.db
......\......................\............\WinApp5_1for.csproj
......\......................\............\WinApp5_1for.csproj.user
......\......................\............\WinApp5_1for.sln
......\......................\............\WinApp5_1for.suo
......\......................\........2dowhile\WinApp5_2dowhile\Form1.cs
......\......................\................\................\Form1.Designer.cs
......\......................\................\................\Form1.resx
......\......................\................\................\Program.cs
......\......................\................\................\...perties\AssemblyInfo.cs
......\......................\................\................\..........\Resources.Designer.cs
......\......................\................\................\..........\Resources.resx
......\......................\................\................\..........\Settings.Designer.cs
......\......................\................\................\..........\Settings.settings
......\......................\................\................\WinApp5_2dowhile.csproj
......\......................\................\WinApp5_2dowhile.sln
......\......................\................\WinApp5_2dowhile.suo
......\......................\.........while\WinApp5_2while\bin\Debug\WinApp5_2while.exe
......\......................\..............\..............\...\.....\WinApp5_2while.pdb
......\......................\..............\..............\...\.....\WinApp5_2while.vshost.exe
......\......................\..............\..............\Form1.cs
......\......................\..............\..............\Form1.Designer.cs
......\......................\..............\..............\Form1.resx
......\......................\..............\..............\obj\Debug\WinApp5_2while.csproj.GenerateResource.Cache
......\......................\..............\..............\...\.....\WinApp5_2while.exe
......\......................\..............\..............\...\.....\WinApp5_2while.Form1.resources
......\......................\..............\..............\...\.....\WinApp5_2while.pdb
......\......................\..............\..............\...\.....\WinApp5_2while.Properties.Resources.resources
......\......................\..............\..............\...\WinApp5_2while.csproj.FileList.txt
......\......................\..............\..............\Program.cs
......\......................\..............\..............\...perties\AssemblyInfo.cs
......\......................\..............\..............\..........\Resources.Designer.cs
......\......................\..............\..............\..........\Resources.resx
......\......................\..............\..............\..........\Settings.Designer.cs
......\......................\..............\..............\..........\Settings.settings
......\......................\..............\..............\WinApp5_2while.csproj
......\......................\..............\WinApp5_2while.sln
......\......................\..............\WinApp5_2while.suo
......\......................\........3循环嵌套\WinApp5_3循环嵌套\Form1.cs
......\......................\.................\.................\Form1.Designer.cs
......\......................\.................\.................\Form1.resx
......\......................\.................\.................\Program.cs
......\......................\.................\.................\...perties\AssemblyInfo.cs
......\......................\.................\.................\..........\Resources.Designer.cs
......\......................\.................\.................\..........\Resources.resx
......\......................\.................\.................\..........\Settings.Designer.cs
......\......................\.................\........