I coudn't understand the statement "when objects are destroyed by the delete pointer expression or gone out of scope"?

Question

when are the objects go out of scope..

Answer 1

wrote it for u, sorry for my english)
https://code.sololearn.com/ce1fW6XyX5Yk/?ref=app

Answer 2

when you find a memory for an object, you can delete or clean the memory, when the program finish or you clean yhe memory, the destructor is called

Answer 3

thank you