Print the K-th non-empty line

Q: Print the K-th non-empty line

This is a Data Manipulation (SQL/Python) interview question from Lyft for Software Engineer roles. View the full question and solution on PracHub.

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Question

Given a large UTF-8 text file, write a program that prints the K-th non-empty line. Do not load the whole file into memory. Specify how you handle files with fewer than K non-empty lines, blank lines, and trailing newline behavior. Provide code in a language of your choice and discuss time and space complexity.

Print the K-th non-empty line

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