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Meta E4 phone screen | Pass

Round 1

Questions:

  1. Valid Palindrome II: Valid Palindrome II - no variations on this one.
  2. Making A Large Island: Making A Large Island - I had actually never solved this problem before but I ended up coding a solution similar to this one: Solution - also no variations.
Candidate's Approach

For the Valid Palindrome II problem, the candidate likely implemented a two-pointer technique to check for palindrome properties, allowing for one character removal.

For the Making A Large Island problem, the candidate used a depth-first search (DFS) approach to paint different colors and utilized union-find to manage island connections.

Interviewer's Feedback

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