Why is the temporary-list approach less ideal?

Question

Why is the temporary-list approach less ideal?

Option A

It changes the answer

Option B — Correct answer

It uses O(n) extra space

Option C

It cannot handle arrays with zeroes

Option D

It is slower than O(n^2)

Explanation

It uses O(n) extra space, while the expected solution is in-place.

Move Zeroes - Two pointers Pattern Practice Quiz