Trie pattern

Overview

Prefix tree · shared prefixes stored once. Watch it run step by step, then write your own pseudocode and get it checked by AI.

  • Concept
  • 1 approach
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Sign in with Google or GitHub and you land straight on this page. DSA comes with the all labs plan and every ChaiCode batch.

Trie

Concept lesson

The approach

  1. 01 Concept O(L) per opO(total letters) space
Played step by step, with its time and space.

What you will learn

  • The idea behind Trie, drawn one step at a time
  • Concept: O(L) per op time, O(total letters) space
  • The pseudocode for each approach, its line lit as the animation runs

More Trie

See Overview run, step by step

Sign in and this page opens on the animation, with all 1 Trie problems beside it.

Sign in to open itSee plans

DSA comes with the all labs plan and every ChaiCode batch.