Intervals pattern

Non-overlapping Intervals

Given an array of intervals, return the minimum number of intervals you must remove so that the remaining intervals are non-overlapping. Watch it run step by step, then write your own pseudocode and get it checked by AI.

  • LeetCode 435
  • Medium
  • 1 approach

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IntervalsLeetCode 435

Medium

The approach

  1. 01 Greedy by end time O(n log n)O(1) space
Played step by step, with its time and space.

What you will learn

  • How to read Non-overlapping Intervals and spot the intervals pattern in it
  • Greedy by end time: O(n log 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 Intervals

See Non-overlapping Intervals run, step by step

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

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