Loading...
The Number Miner
A medium Python interview practice problem on DataDriven. Write and execute real python code with instant grading.
- Domain
- Python
- Difficulty
- medium
- Seniority
- junior, mid
Problem
You receive a list of JSON-formatted strings, each containing various fields. Extract every numeric value (integers only) from all strings combined and return a dictionary mapping each number to its total count across all strings. Ignore any non-numeric values.
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.