Mex Interview Questions
2 interview questions in our bank cover Mex, most of them Coding & Leetcode-style Questions. They average 2.5/5 difficulty — medium — and each one was reported by a candidate after a real interview. Companies known to ask about Mex: BNY Mellon, Radix Trading.
Practice these on the problems board →Companies that ask about Mex
Question mix
- Coding & Leetcode-style Questions2
Difficulty
- 2/5 — easy1
- 3/5 — medium1
Questions tagged Mex
Count Subsequences
3/5Examine this advanced data processing challenge frequently reported in technical assessments at BNY Mellon, centered around analyzing numerical sequences for machine learning workflows. Candidates must compute specific subsequence properties within bounded ranges while applying modulo arithmetic to manage large numbers efficiently. Access to the full problem context and optimized algorithmic solution requires a subscription.
Coding & Leetcode-style QuestionsBNY MellonMinimum Excludant (MEX) Problem
2/5Featured in Radix Trading loops, this coding problem requires finding the smallest non-negative integer absent from a provided collection of numbers. You will explore efficient ways to scan or sort the collection to quickly isolate the missing value. The exercise tests your understanding of set logic, sorting trade-offs, and optimal array searching. Explore the complete problem description and fully tested solution by subscribing today.
Coding & Leetcode-style QuestionsRadix Trading
Mex interview FAQ
- How many Mex interview questions are there?
- 2 reported questions, mostly Coding & Leetcode-style Questions.
- Which companies ask Mex questions?
- BNY Mellon (1), Radix Trading (1).
- How hard are Mex questions?
- They average 2.5 out of 5: 1 at 2/5, 1 at 3/5.