Reverse even numbers in a list
Quick Overview
This question evaluates competency in basic array manipulation, specifically filtering elements by parity and reversing their order while preserving no other ordering constraints.
Upstart
Mar 9, 2026, 12:00 AM
Software Engineer
Technical Screen
Coding & Algorithms
5
0
Given an integer array nums, remove all odd numbers and return the remaining even numbers in reverse order (preserving no other ordering constraints).
Example:
-
Input:
nums = [2, 3, 4] -
Output:
[4, 2]
Clarifications:
-
0is even. - If no even numbers exist, return an empty array.