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01. Remove Element – LeetCode | 2 Powerful Approaches Explained πŸ”₯ (Two Pointers + Overwrite)

kvi5hnu11 minutes 18 secondsWatch on YouTube
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Notes

In this video, we solve the "Remove Element" problem from LeetCode using two simple and efficient approaches:

  1. Two-pointer swap technique – works well when the element to remove is scattered.
  2. Overwrite method – clean and reliable, great for all scenarios.

Both approaches run in O(n) time, use O(1) space, and modify the array in-place β€” exactly what interviewers expect.

#RemoveElement #LeetCode #TopInterview150 #TwoPointers #CodingInterview #CPlusPlus #DSA #InPlaceAlgorithm

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