DataDriven
LearnPracticeInterviewDiscussDailyJobs

Write a function two_sum(nums, target) using a hash map

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

Interview Prompt

Write a function two_sum(nums, target) using a hash map. For each number, check if its complement (target - num) has been seen. Given nums = [2, 7, 11, 15] and target = 9, print the indices.

How This Interview Works

  1. Read the vague prompt (just like a real interview)
  2. Ask clarifying questions to the AI interviewer
  3. Write your python solution with real code execution
  4. Get instant feedback and a hire/no-hire decision

Related

  • All Mock Interviews
  • Practice Mode (untimed)
  • Python Interview Questions
  • Data Engineering Interview Prep Guide
  • Practice Problems
  • Daily Challenge