How do I practice coding and algorithm questions?

Use PracHub's coding console to write, test, and debug your solutions in Python or JavaScript. View hints, test against sample inputs, and compare with official solutions.

What difficulty level is this coding question?

This is a medium difficulty Coding & Algorithms question, commonly asked during Onsite rounds at Salesforce.

What role is this question designed for?

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

Flatten a nested JSON object | Salesforce Coding Question

Quick Overview

This question evaluates the ability to traverse and manipulate nested JSON-like structures, emphasizing concepts such as recursion or iterative traversal, array indexing, and path string construction; it tests data structures and serialization knowledge within the Coding & Algorithms domain and targets practical implementation skills for a software engineer role. It is commonly asked to assess how interviewees flatten hierarchical payloads for data processing or API normalization, reason about mixed object/array edge cases, and map hierarchical paths to primitive values.

Quick Overview

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