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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

Compound interest

Return the future balance after compound interest, rounded to two decimals.

math functions finance

Python Basics easy

Grade from Score

Write a function that maps a numeric score to its letter grade using standard grading thresholds.

conditionals functions integers

Python Basics easy

Grade Calculator

Implement a function that converts a numeric score to a letter grade using a standard scale.

conditionals functions basic-syntax

Python Basics easy

Map, Filter, Reduce

Implement three functions using map, filter, and reduce to manipulate a list of integers.

map filter reduce

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.