One of the answers here was mangled by the markdown engine. Several people noticed, so it wasn't just my browser.
The original text was
[sp][sp][sp][sp]include <string.h> ([sp] = space)
This rendered as
When I edited it to
#include <string.h> it was fine. I checked, it wasn't a tabbing problem.
Here it is, but it appears normal, don't know why it was broken on that other page: