Coding Interview Patterns - Prefix Sum | 10 different problems in a single video
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YouTubeNikhil Lohia
Coding Interview Patterns - Prefix Sum | 10 different problems in a single video
👉 👉 All my links available here: https://nikoo28.github.io/all-my-links/ Chapters: 00:00 - Intro 00:48 - What is a prefix sum? 02:05 - Range sum query 1D 05:37 - Range sum query 2D 12:39 - other variations of prefix sum array 13:58 - Subarray sum equals K 21:48 - Different ways to ask the same problem 23:02 - Longest subarray sum equals K ...
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