File list (Check if you may need any files):
Ex15_03
.......\Ex15_03
.......\.......\bin
.......\.......\...\Debug
.......\.......\Ex15_03.csproj
.......\.......\Form1.cs
.......\.......\Form1.Designer.cs
.......\.......\Form1.resx
.......\.......\obj
.......\.......\...\Debug
.......\.......\...\Ex15_03.csproj.FileList.txt
.......\.......\Program.cs
.......\.......\Properties
.......\.......\..........\AssemblyInfo.cs
.......\.......\..........\Resources.Designer.cs
.......\.......\..........\Resources.resx
.......\.......\..........\Settings.Designer.cs
.......\.......\..........\Settings.settings
.......\Ex15_03.sln
.......\Ex15_03.suo