Python Coding Challenges · PythonSkillset

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Iterators & Generators medium

Prime Sieve Generator

Implement a generator function that yields prime numbers from 2 up to a specified limit, using an efficient sieve approach.

generators prime sieve

+20 pts 20m

Iterators & Generators medium

Cartesian Product Generator

Implement a generator function that yields the Cartesian product of multiple input iterables without precomputing all results.

generators cartesian product

+20 pts 25m

Showing 1–2 of 2 challenges · medium · Iterators & Generators

Iterators & Generators — Python coding challenges

What you will find here

This page lists iterators & generators 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.