How do I approach Coding & Algorithms interview questions?

Coding & Algorithms questions require understanding of core concepts and practice. PracHub provides solutions with explanations to help you master coding & algorithms interviews.

What difficulty level is this interview question?

This is a Medium difficulty Coding & Algorithms question, commonly asked during Take-home Project rounds at Meta.

What role is this question designed for?

This question is commonly asked for Software Engineer candidates at Meta during technical interviews.

Solve weighted pick and product except self

Last updated: Mar 29, 2026

Quick Overview

This question evaluates algorithm design and data-structure skills, focusing on weighted random selection and array aggregation for product computations within the Coding & Algorithms domain.

Medium
Meta
Coding & Algorithms
Software Engineer

Question

LeetCode 528. Random Pick with Weight LeetCode 238. Product of Array Except Self

https://leetcode.com/problems/random-pick-with-weight/description/ https://leetcode.com/problems/product-of-array-except-self/description/

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