LearnCSharp
1.0.0
To compile, use csc:
csc program.cs
The compiler will create “program.exe”, which you can run using:
mono program.exe or chmod 0777 program.exe && ./program.exe
Full information about .NET and Mono can be found at the link .NET, link Mono
To install the .NET SDK 5.0, run the command in a terminal:
pacman -S dotnet-sdk dotnet-runtimeAnd to install Mono commands:
pacman -S mono

Follow these instructions:
Go to the link to the official website of the Rider
Choose your OS
Follow the instructions on the site for your operating system