Hacking is good or bad?

Question

#include<iostream>
{
void main()
cout<<" is hacking a good idea ";
if(hacking==without_real_harm)
{
cout<<"it's a good knowledge gain practice";
}
else
{
cout<<"it's an end of peace life, lol";
}

Answer 1

I see... errors

Answer 2

yeah in while conditiin