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Python Coding
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467 challenges 330 easy 120 medium 17 hard

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All Python Basics Strings & Text Lists & Arrays Dicts & Sets Functions & Closures OOP & Classes Data Structures & Algorithms Advanced Python Iterators & Generators Decorators & Context Managers Error Handling & Exceptions Regular Expressions Math & Number Theory Bit Manipulation Dynamic Programming Trees & Binary Trees Graphs & Graph Algorithms Recursion & Backtracking Greedy Algorithms Binary Search Two Pointers & Sliding Window Stacks & Queues Heaps & Priority Queues Linked Lists Matrix & 2D Arrays Datetime & Time Calculations Data Formats & Parsing SQL & SQLite Numpy & Vectorized Computing Cryptography & Hashing

Python Basics easy

Sum of digits

Return the sum of all decimal digits of a non-negative integer.

arithmetic loops

Python Basics easy

Sum numbers from 1 to n

Implement a function that computes the sum of all integers from 1 to n.

sum loop arithmetic

Python Basics easy

Sum from 1 to n

Write a function that returns the sum of all integers from 1 to n (inclusive).

math arithmetic sum

Python Basics easy

Perimeter of triangle

Given three side lengths, return the perimeter (sum) of the triangle.

arithmetic geometry basics

Python Basics easy

Variadic Sum Function

Implement a variadic function that sums an arbitrary number of numeric arguments.

functions args sum

Showing 5 challenges · Python Basics

Python Basics — Python coding challenges

What you will find here

This page lists python basics 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.