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Linkedin - iOS Engineer I - Phone Screen

Round 1

Questions:

  1. Warmup problem: Pow(x,n)
    Leetcode Problem Link

  2. Second Problem: Variation to Nested List Weight Sum: the weights are in reverse order
    Leetcode Problem Link

Candidate's Approach
  • For the Nested List Weight Sum problem, the candidate came up with a naive hashmap solution that involved sorting.
  • The interviewer provided a formula to solve it, but the candidate did not have enough time to implement the solution.
  • They discussed a two-pass approach to find the unweighted sum and a one-pass approach to find the weighted sum.
Interviewer's Feedback

No feedback provided.


iOS Questions

Questions:

Candidate's Approach

No approach provided.

Interviewer's Feedback

No feedback provided.


Performance Rating: 6/10