Algorithms · Official example

How Two Ends Shrink a Pair-Sum Search

How Two Ends Shrink a Pair-Sum Search Watch a small example reveal the rule. Ordering makes pointer moves safe. This elimination argument does not work on an arbitrary unsorted array.

Author: Ultromotion Studio
Published: October 4, 2026
Scenes: 3 scenes
Format: 1080×1080 · 30 fps

Loading live preview…

Open this in the studio Browse more

Opening it creates your own editable copy. The original stays as its author published it.