Why this happen? I didn't written any input and comes an output?

Question

I use C++ and erase all the data and see for the output and the output was given.
https://code.sololearn.com/cGIQhAfN1604/?ref=app

Answer 1

What you see is an error message.

Answer 2

Compiler language is just like
A single mistake, a huge error.
Therefore, we have to look like this🔍🔍🔍🔍🔍🔍

Answer 3

This is the magic of compiled languages. With a blank source code file, you always get compiler errors.

Answer 4

definitely there will be an error message

Answer 5

No internet sometime

Answer 6

Compiler needs something to compile, else it will give an error.