4 ms·

Marking it as const will not allow you to push_back. c++ has no problem letting you maintain a reference to an element in the vector while calling push_back.

• fooker 9y ago
  And rust will? push_back on an immutable object sounds rather strange.
  • idsout 9y ago
    Given a mutable vector: c++ will let you push_back while holding a reference to an element of that vector. rust will not.