help me with introspective sorting (Introsort)

Answer 1

There is source here:
https://www.programmingalgorithms.com/algorithm/intro-sort?lang=C%2B%2B

Answer 2

Not really sure what you are asking. Can you be more specific on the type of help you're looking for? For example, your implementation is broken, you don't understand what it does, or you're looking for somebody to code it for you.

Answer 3

It is built into the libraries for GNU and some other C++ compilers.

Answer 4

I need to implement the program in the C ++ environment in other programming environments. It can be found, but in C ++ I cannot find