New Product Development Interview Questions

9,753 new product development interview questions shared by candidates

1. Kth largest number in an array. They do a lot of follow up. I gave him the perfect solution with min heap. Then he said if the K was large how to optimize space, I gave him solution with quickselect. Make sure to know time and space complexity well. 2. Valid binary search tree check. I have given him the solution with two range checking and recurrence. He told me to optimize with only one value.
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Software Engineer New Grad

Interviewed at Meta

3.5
Sep 3, 2018

1. Kth largest number in an array. They do a lot of follow up. I gave him the perfect solution with min heap. Then he said if the K was large how to optimize space, I gave him solution with quickselect. Make sure to know time and space complexity well. 2. Valid binary search tree check. I have given him the solution with two range checking and recurrence. He told me to optimize with only one value.

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