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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 Technical Screen rounds at Grammarly.

What role is this question designed for?

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

Deep-Copy a Linked List with Random Pointers

Quick Overview

Clone a linked list whose records use arbitrary IDs for next and random pointers. Translate every identity and pointer through supplied fresh IDs while preserving record order, values, null pointers, and the original inputs.

medium
Grammarly
Coding & Algorithms
Software Engineer

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