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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
- junior, mid, senior
Problem
Each store location collects customer reviews, and the product team wants to find the single most widespread piece of feedback across all locations. Given the review data, find which review appears in the most stores. If a store submitted the same review multiple times, it still counts as one store.
Practice This Problem
Solve this Python problem with real code execution. DataDriven runs your Python code in a sandboxed Docker environment and grades it instantly.