File list (Check if you may need any files):
calculator
..........\calculator
..........\..........\bin
..........\..........\...\Debug
..........\..........\...\Release
..........\..........\calculator.csproj
..........\..........\calculator.csproj.user
..........\..........\calculator_TemporaryKey.pfx
..........\..........\Form1.cs
..........\..........\Form1.Designer.cs
..........\..........\Form1.resx
..........\..........\obj
..........\..........\...\Debug
..........\..........\...\Release
..........\..........\Program.cs
..........\..........\Properties
..........\..........\..........\AssemblyInfo.cs
..........\..........\..........\Resources.Designer.cs
..........\..........\..........\Resources.resx
..........\..........\..........\Settings.Designer.cs
..........\..........\..........\Settings.settings
..........\calculator.sln