Practice Arena

Python Coding
Challenges

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

819 challenges 506 easy 280 medium 33 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

Binary Search medium

Koko Eating Bananas

Given piles of bananas and hours, find the minimum integer eating speed Koko needs to finish all piles within H hours.

binary-search arrays search

Binary Search medium

Capacity to Ship Packages

Given package weights and days allowed, compute the smallest ship capacity that can deliver all packages in order within the given days.

binary-search greedy arrays

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

Rotated Array Search II

Implement a function to search for a target in a rotated sorted array with possible duplicates.

binary-search array search

Binary Search medium

Search 2D Matrix

Given a sorted 2D matrix with sorted rows and first element of each row greater than last of previous, find target efficiently.

binary search 2d matrix searching

Showing 5 challenges · medium · 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.