Please give its output and explain this code?

Question

Please give its output and explain this code?
I got its output 21 on turboC 7.

https://code.sololearn.com/c858C83xLY16/

Answer 1

Prathamesh Mehar let's look at the code itself not the link so we can get a better view and understaning
https://code.sololearn.com/c858C83xLY16/?ref=app

Please give its output and explain this code?
I got its output 21 on turboC 7.

Answer 2

Prathamesh Mehar this won't work here and it is an old library for c not cpp
#include <conio.h> does not work in cpp so you can't use clrscr();

Answer 3

The output might be compiler dependant because it results in undefined behavior.
https://www.sololearn.com/discuss/99141/?ref=app