Why is windows.h not supported in c++?

Question

What is the error with this code??
https://code.sololearn.com/cWWA4PvvByV2/?ref=app

Answer 1

IIRC The Code Playground now runs on a Linux O/S. You are using WinAPI, that's why I suppose ...

Answer 2

Ipang
Thanks

Answer 3

Same program runs on codeblocks.
I think @Ipang is right.