Design a voting counter for restaurants

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This is a medium difficulty Coding & Algorithms question, commonly asked during Onsite rounds at Ziprecruiter.

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This question is commonly asked for Software Engineer candidates at Ziprecruiter during technical interviews.

Question

Design a voting counter for restaurants

PracHub · Accepted Answer

This question evaluates familiarity with hash-table–based counting, efficient update and lookup operations, handling of ties with a deterministic tie-break rule, and reasoning about edge cases like unseen names or no votes.

Design a voting counter for restaurants

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Design a voting counter for restaurants

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