How to find the systemroot (in C#, C++ and Java)

Naturally, a lot of my search engine traffic comes here from searching for terms like “system root in &ltinsert language here>” or “%systemroot%”. So, to live up to my domain, and you Googler’s expectations, I’ve decided to write a post about how to get the path to the system root in a few languages. If you know more, drop a comment and I’ll add it here.

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