In this video, I'll talk about how to solve Leetcode 3224. Minimum Array Changes to Make Differences Equal | Prefix Sums | Why not Greedy
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About Me:
I am Aryan Mittal - A Software Engineer in Goldman Sachs, Speaker, Creator & Educator. During my free time, I create programming education content on this channel & also how to use that to grow :)
✨ Timelines✨
0:00 - Bheek Pro max
0:35 - Problem Explanation
2:04 - Brute Force
3:34 - Trying Greedy
6:18 - Watching Greedy Fail
8:06 - Example for you to try :)
10:31 - Getting back to Brute Force
12:12 - Some Precomputation Required
15:25 - Find One Operation Cost (pairs)
19:00 - Suffix Sum to Propagate to Lesser Diff Pairs
23:18 - Summing up
25:12 - Dry Run Pro Max
34:13 - Code Explanation + Complexity
✨ Hashtags ✨
#programming #Interviews #leetcode #faang #maang #datastructures #algorithms
