Practice Arena

Python Coding
Challenges

Write real Python in the browser. Instant feedback. From beginner to expert.

925 challenges 556 easy 323 medium 46 hard

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Linked Lists easy

Reverse a linked list copy

Return a new list with node values in reverse order without mutating the input.

linked-list lists pointers

Linked Lists medium

Remove duplicate values

Keep first occurrence of each value while preserving order.

linked-list lists pointers

Linked Lists hard

Compare two linked lists

Return True when both lists have identical values in order.

linked-list lists pointers

Showing 1–3 of 3 challenges · Linked Lists

Linked Lists — Python coding challenges

What you will find here

This page lists linked lists challenges — real Python problems you solve in the browser IDE with instant test feedback. Each challenge includes a clear brief, starter code, and automated checks.

Challenges vs tutorials and quizzes

Challenges test what you can build under constraints. For guided teaching, use our Python tutorials. For quick checks, try quizzes or copy snippets from code samples.