InterviewDB Question

Two Sigma SWE Phone - Group Transaction

Question Details

Problem Group or aggregate financial transactions by some key (user, category, date), likely returning totals per group. Likely LeetCode equivalent No direct unambiguous LC equivalent. Tags hash_table, arrays, design

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About This Question

This is a reported interview question from a two sigma interview during the phone round.

It covers the following topics: Phone, Coding, Hash Table, Arrays, Onsite .