Longest Common Prefix using scanning

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Approach 1: Horizontal scanning
Intuition
Algorithm 01:12
Code walkthrough 04:05
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Approach 2: Vertical scanning
Intuition 06:26
Algorithm 08:03
Code walkthrough 09:10
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Bro your teaching technique really good. From many hours I search for these two solutions, but I didn't get that. Finally youtube recommend your video.

swarupdas