user understand simple program from given logic here i uploading simple programs to improving logic
File list:
ArmstrongNumber
..............\ArmstrongNumber
..............\...............\bin
..............\...............\...\Debug
..............\...............\...\.....\ArmstrongNumber.exe
..............\...............\...\.....\ArmstrongNumber.exe.config
..............\...............\...\.....\ArmstrongNumber.pdb
..............\...............\...\.....\ArmstrongNumber.vshost.exe
..............\...............\...\.....\ArmstrongNumber.vshost.exe.config
..............\...............\...\.....\ArmstrongNumber.vshost.exe.manifest
..............\...............\obj
..............\...............\...\Debug
..............\...............\...\.....\TempPE
..............\...............\...\.....\ArmstrongNumber.csproj.FileListAbsolute.txt
..............\...............\...\.....\ArmstrongNumber.exe
..............\...............\...\.....\ArmstrongNumber.pdb
..............\...............\...\.....\DesignTimeResolveAssemblyReferencesInput.cache
..............\...............\...\.....\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs
..............\...............\...\.....\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs
..............\...............\...\.....\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs
..............\...............\Properties
..............\...............\..........\AssemblyInfo.cs
..............\...............\App.config
..............\...............\ArmstrongNumber.csproj
..............\...............\Program.cs
..............\ArmstrongNumber.sln
..............\ArmstrongNumber.v12.suo
Array_Even_Odd
.............\Array_Even_Odd
.............\..............\bin
.............\..............\...\Debug
.............\..............\...\.....\Array_Even_Odd.exe
.............\..............\...\.....\Array_Even_Odd.pdb
.............\..............\...\.....\Array_Even_Odd.vshost.exe
.............\..............\...\.....\Array_Even_Odd.vshost.exe.manifest
.............\..............\obj
.............\..............\...\x86
.............\..............\...\...\Debug
.............\..............\...\...\.....\TempPE
.............\..............\...\...\.....\Array_Even_Odd.csproj.FileListAbsolute.txt
.............\..............\...\...\.....\Array_Even_Odd.exe
.............\..............\...\...\.....\Array_Even_Odd.pdb
.............\..............\...\...\.....\DesignTimeResolveAssemblyReferencesInput.cache
.............\..............\Properties
.............\..............\..........\AssemblyInfo.cs
.............\..............\Array_Even_Odd.csproj
.............\..............\Program.cs
.............\Array_Even_Odd.sln
.............\Array_Even_Odd.suo
Array_Reverse
............\Array_Reverse
............\.............\bin
............\.............\...\Debug
............\.............\...\.....\Array_Reverse.exe
............\.............\...\.....\Array_Reverse.pdb
............\.............\...\.....\Array_Reverse.vshost.exe
............\.............\...\.....\Array_Reverse.vshost.exe.manifest
............\.............\obj
............\.............\...\x86
............\.............\...\...\Debug
............\.............\...\...\.....\TempPE
............\.............\...\...\.....\Array_Reverse.csproj.FileListAbsolute.txt
............\.............\...\...\.....\Array_Reverse.exe
............\.............\...\...\.....\Array_Reverse.pdb
............\.............\...\...\.....\DesignTimeResolveAssemblyReferencesInput.cache
............\.............\Properties
............\.............\..........\AssemblyInfo.cs
............\.............\Array_Reverse.csproj
............\.............\Program.cs
............\Array_Reverse.sln
............\Array_Reverse.suo
FirstTenNumbers
..............\FirstTenNumbers
..............\...............\bin
..............\...............\...\Debug
..............\...............\...\.....\FirstTenNumbers.exe
..............\...............\...\.....\FirstTenNumbers.exe.config
..............\...............\...\.....\FirstTenNumbers.pdb
..............\...............\...\.....\FirstTenNumbers.vshost.exe
..............\...............\...\.....\FirstTenNumbers.vshost.exe.config
..............\...............\...\.....\FirstTenNumbers.vshost.exe.manifest
..............\...............\obj
..............\...............\...\Debug
..............\...............\...\.....\TempPE
..............\...............\...\.....\DesignTimeResolveAssemblyReferencesInput.cache
..............\...............\...\.....\FirstTenNumbers.csproj.FileListAbsolute.txt
..............\...............\...\.....\FirstTenNumbers.csprojResolveAssemblyReference.cache
..............\...............\...\.....\FirstTenNumbers.exe
..............\...............\...\.....\FirstTenNumbers.pdb
..............\...............\...\.....\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs
..............\...............\...\.....\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs
..............\...............\...\.....\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs
..............\...............\Properties
..............\...............\..........\AssemblyInfo.cs
..............\...............\App.config
..............\...............\FirstTenNumbers.csproj
..............\...............\Program.cs
..............\FirstTenNumbers.sln
..............\FirstTenNumbers.v12.suo
Palindrom
........\Palindrom
........\.........\bin
........\.........\...\Debug
........\.........\...\.....\Palindrom.exe
........\.........\...\.....\Palindrom.exe.config
........\.........\...\.....\Palindrom.pdb
........\.........\...\.....\Palindrom.vshost.exe
........\.........\...\.....\Palindrom.vshost.exe.config
........\.........\...\.....\Palindrom.vshost.exe.manifest
........\.........\...\Release
........\.........\obj
........\.........\...\Debug
........\.........\...\.....\TempPE
........\.........\...\.....\DesignTimeResolveAssemblyReferencesInput.cache
........\.........\...\.....\Palindrom.csproj.FileListAbsolute.txt
........\.........\...\.....\Palindrom.exe
........\.........\...\.....\Palindrom.pdb
........\.........\...\.....\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs
........\.........\...\.....\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs
........\.........\...\.....\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs
........\.........\Properties
........\.........\..........\AssemblyInfo.cs
........\.........\App.config
........\.........\Palindrom.csproj
........\.........\Program.cs
........\Palindrom.sln
........\Palindrom.v12.suo
PerfectNumber
............\PerfectNumber
............\.............\bin
............\.............\...\Debug
............\.............\...\.....\PerfectNumber.exe
............\.............\...\.....\PerfectNumber.pdb
............\.............\...\.....\PerfectNumber.vshost.exe
............\.............\...\.....\PerfectNumber.vshost.exe.manifest
............\.............\obj
............\.............\...\x86
............\.............\...\...\Debug
............\.............\...\...\.....\TempPE
............\.............\...\...\.....\DesignTimeResolveAssemblyReferencesInput.cache
............\.............\...\...\.....\PerfectNumber.csproj.FileListAbsolute.txt
............\.............\...\...\.....\PerfectNumber.exe
............\.............\...\...\.....\PerfectNumber.pdb
............\.............\Properties
............\.............\..........\AssemblyInfo.cs
............\.............\PerfectNumber.csproj
............\.............\Program.cs
............\PerfectNumber.sln
............\PerfectNumber.suo
PrimeNumber
..........\ConsoleApplication1
..........\...................\bin
..........\...................\...\Debug
..........\...................\...\.....\ConsoleApplication1.exe
..........\...................\...\.....\ConsoleApplication1.exe.config
..........\...................\...\.....\ConsoleApplication1.pdb
..........\...................\...\.....\ConsoleApplication1.vshost.exe
..........\...................\...\.....\ConsoleApplication1.vshost.exe.config
..........\...................\...\.....\ConsoleApplication1.vshost.exe.manifest
..........\...................\obj
..........\...................\...\Debug
..........\...................\...\.....\TempPE
..........\...................\...\.....\ConsoleApplication1.csproj.FileListAbsolute.txt
..........\...................\...\.....\ConsoleApplication1.exe
..........\...................\...\.....\ConsoleApplication1.pdb
..........\...................\...\.....\DesignTimeResolveAssemblyReferencesInput.cache
..........\...................\...\.....\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs
..........\...................\...\.....\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs
..........\...................\...\.....\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs
..........\...................\Properties
..........\...................\..........\AssemblyInfo.cs
..........\...................\App.config
..........\...................\ConsoleApplication1.csproj
..........\...................\Program.cs
..........\PrimeNumber.sln
..........\PrimeNumber.v12.suo
Star_ABCD
........\Star_ABCD
........\.........\bin
........\.........\...\Debug
........\.........\...\.....\Star_ABCD.exe
........\.........\...\.....\Star_ABCD.pdb
........\.........\...\.....\Star_ABCD.vshost.exe
........\.........\...\.....\Star_ABCD.vshost.exe.manifest
........\.........\obj
........\.........\...\x86
........\.........\...\...\Debug
........\.........\...\...\.....\TempPE
........\.........\...\...\.....\DesignTimeResolveAssemblyReferencesInput.cache
........\.........\...\...\.....\Star_ABCD.csproj.FileListAbsolute.txt
........\.........\...\...\.....\Star_ABCD.exe
........\.........\...\...\.....\Star_ABCD.pdb
........\.........\Properties
........\.........\..........\AssemblyInfo.cs
........\.........\Program.cs
........\.........\Star_ABCD.csproj
........\Star_ABCD.sln
........\Star_ABCD.suo