Problems Expanding an Array in C++

Question

I\'m writing a simulation for class, and part of it involves the reproduction of organisms. My organisms are kept in an array, and I need to increase the size of the array when

Answer 1

You need to pass oldarray as a reference: orgType *& oldarray. The way it's currently written, the function will delete the caller's array but will not give it the newly allocated one, causing the crash.

Better yet, use std::vector instead of reimplementing it.