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

All Easy Medium Hard

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

Binary Search medium

Ternary Search

Implement ternary search to locate the maximum of a discrete unimodal function.

ternary-search binary-search unimodal

Binary Search medium

Maximum Running Time of n Computers

Use binary search to maximize the running time for n computers with batteries.

binary-search greedy array

Binary Search medium

Binary Search on Answer: Find the Minimal Maximum Subarray Sum

Implement a function that finds the minimal possible maximum subarray sum when splitting an array into at most k contiguous subarrays.

binary-search arrays greedy

Binary Search medium

Book Allocation: Minimize Maximum Pages

Implement a function that returns the minimized maximum pages when allocating a list of books to k students.

binary-search greedy arrays

Binary Search medium

Minimum Limit of Balls in a Bag

Given an array of bag sizes and a number of allowed splits, find the minimum possible maximum bag size.

binary-search arrays optimization

Showing 1–5 of 5 challenges · Binary Search

Binary Search — Python coding challenges

What you will find here

This page lists binary search 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.