core dumped in c++

Question

Hello.
Im trying to create an object wich it is from class Person and if i create only one object with persons[0].setName("John"); , i dont have any error, but if i insert another person object with persons[1].setName("Tanjil"); i have like "timeout core dumped error".
I would like to know why this happens and how to fix it?
Appreciate any response.
Thats the program
https://code.sololearn.com/clbMH24ZJd40/?ref=app

Answer 1

The problem lies in `setName` function. You have not yet allocated memory for member <name> and you try to copy <name> argument over to member <name>.

Personally I'd prefer std::string instead to avoid this kind of problem