The Triple Alliance
A hard Python mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.
- Domain
- Python
- Difficulty
- hard
- Seniority
- L4
Interview Prompt
Given a list of integers and integer k, find all unique triplets of distinct indices whose values sum to k. Each triplet value list is sorted ascending. Return the list of triplets sorted lexicographically. Do not return duplicate value triplets.
Summary
Three numbers, one target.
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