Download Visual Sudios Community and make sure to select c++ stuff when installing. You might even need to add the linux embedded c++ package during install.

Open Developers Command Prompt when it's installed and navigate to the directory that has MaxUp.c example: cd C:/MaxUp

Compile your c code: cl maxup.c

Opening/Editing the MaxUp.c file: You can edit the c file with notepad or notepad++ just select open in notepad and next to the file name drop down select all files so it will show the file in the directory.

Or you can just right click the file MaxUp.c and use open with option to open the c file.

Lastly: Double click the MaxUp.exe program and have fun.

I compiled this in 65bit im not sure if it will work with x86 computers but you can try.