Trie pattern

Implement Trie Methods

insert · search · startsWith. Watch it run step by step, then write your own pseudocode and get it checked by AI.

  • LeetCode 208
  • Medium
  • Concept
  • 1 approach
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TrieLeetCode 208

Medium

The approach

  1. 01 insert / search / startsWith O(L) eachO(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
  • insert / search / startsWith: O(L) each time, O(total letters) space
  • The pseudocode for each approach, its line lit as the animation runs

More Trie

See Implement Trie Methods 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.