File list (Check if you may need any files):
Excel_OOXML\Excel_OOXML.sln
...........\Excel_OOXML.v11.suo
...........\Excel_OOXML
...........\...........\App.config
...........\...........\bin
...........\...........\...\Debug
...........\...........\...\.....\Excel_OOXML.exe
...........\...........\...\.....\Excel_OOXML.exe.config
...........\...........\...\.....\Excel_OOXML.pdb
...........\...........\...\.....\Excel_OOXML.vshost.exe
...........\...........\...\.....\Excel_OOXML.vshost.exe.config
...........\...........\...\.....\Excel_OOXML.vshost.exe.manifest
...........\...........\...\.....\ExcelPackage.dll
...........\...........\...\.....\ExcelPackage.pdb
...........\...........\Excel_OOXML.csproj
...........\...........\obj
...........\...........\...\Debug
...........\...........\...\.....\DesignTimeResolveAssemblyReferencesInput.cache
...........\...........\...\.....\Excel_OOXML.csproj.FileListAbsolute.txt
...........\...........\...\.....\Excel_OOXML.csprojResolveAssemblyReference.cache
...........\...........\...\.....\Excel_OOXML.exe
...........\...........\...\.....\Excel_OOXML.pdb
...........\...........\...\.....\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs
...........\...........\...\.....\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs
...........\...........\...\.....\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs
...........\...........\...\.....\TempPE
...........\...........\Program.cs
...........\...........\Properties
...........\...........\..........\AssemblyInfo.cs