About c++

Question

can I use iostream in double Cote like "iostream"
please reply. if I use this what is impact in program.

Answer 1

Great question. I never knew. :>

https://stackoverflow.com/questions/10304751/difference-between-iostream-and-iostream-quotes-in-include

Answer 2

From what i know, you only use the quotes "" for headers you write, whereas standard cpp libraries are included with <>. For instance suppose you wrote a header Game.h . In your Game.cpp you might begin like so :
#include <iostream>
#include "Game.h"

Answer 3

no Luca ... I am writing #include"iostream ". if I am writing this my code is run without error