Greedy Algorithms pattern

Partition Labels

Given a string, partition it into as many contiguous parts as possible so that each letter appears in at most one part, and return the list of part sizes in order. Watch it run step by step, then write your own pseudocode and get it checked by AI.

  • LeetCode 763
  • Medium
  • 1 approach

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

Greedy AlgorithmsLeetCode 763

Medium

The approach

  1. 01 Greedy · cut at each letter’s last occurrence O(n)O(1) space
Played step by step, with its time and space.

What you will learn

  • How to read Partition Labels and spot the greedy algorithms pattern in it
  • Greedy · cut at each letter’s last occurrence: O(n) time, O(1) space
  • The pseudocode for each approach, its line lit as the animation runs
  • Practice: write your own pseudocode and get it checked

More Greedy Algorithms

See Partition Labels run, step by step

Sign in and this page opens on the animation, with all 5 Greedy Algorithms problems beside it.

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