Software Development Engineer Interview Questions

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You have a huge data file (gigabytes in size) full of URLs, one per line. There are many duplicates throughout the file. How would you process this data to produce an output file with one unique URL per line, followed by the number of occurrences?
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Senior Software Development Engineer

Interviewed at Amazon

3.5
Feb 18, 2017

You have a huge data file (gigabytes in size) full of URLs, one per line. There are many duplicates throughout the file. How would you process this data to produce an output file with one unique URL per line, followed by the number of occurrences?

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