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The Repeat Review

A medium Python interview practice problem on DataDriven. Write and execute real python code with instant grading.

Domain
Python
Difficulty
medium
Seniority
L3

Problem

Given a dict mapping store names to lists of review strings, return the single review string that appears in the most distinct stores. Within a store, duplicates count only once toward that store. Tie-break alphabetically by review string.

Summary

The echo came back.

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