Triangle Validator
A medium Python mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.
- Domain
- Python
- Difficulty
- medium
- Seniority
- L5
Interview Prompt
Given a list of positive lengths, return the count of unique triplets (i<j<k) where lengths[i]+lengths[j]>lengths[k] AND the two similar triangle inequalities hold.
Summary
Not every triangle is a triangle.
How This Interview Works
- Read the vague prompt (just like a real interview)
- Ask clarifying questions to the AI interviewer
- Write your python solution with real code execution
- Get instant feedback and a hire/no-hire decision