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Dominant Element
A easy Python interview practice problem on DataDriven. Write and execute real python code with instant grading.
- Domain
- Python
- Difficulty
- easy
- Seniority
- junior
Problem
Our IoT pipeline receives batches of sensor readings where one reading type dominates. Write a function called find_dominant that returns the reading appearing more than half the time in the list - the firmware team guarantees exactly one such reading exists per batch.
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.