What does the write pointer represent?
Practice this question from Move Zeroes - Two pointers Pattern Practice Quiz, with options and an explanation.
Question
What does the write pointer represent?
Option A — Correct answer
The next position for a non-zero value
Option B
The next zero that must be deleted
Option C
The final array length
Option D
The number of swaps performed
Explanation
It marks where the next non-zero value should be placed.