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Bit Manipulation easy

Count Set Bits

Implement a function that returns the number of set bits (1s) in the binary representation of a non-negative integer.

bit-manipulation binary counting

Bit Manipulation easy

Find Rightmost Set Bit

Implement a function that returns the 1-indexed position of the rightmost set bit of a positive integer, or 0 if none.

bitwise bit-manipulation integer

Bit Manipulation easy

Isolate Rightmost Set Bit

Given an integer, return a number with only its rightmost set bit set.

bit-manipulation bitwise algorithms

Bit Manipulation easy

Set kth Bit

Implement a function that sets the kth bit (0-indexed) of a non-negative integer to 1 and returns the result.

bit-manipulation bits integer

Bit Manipulation easy

Brian Kernighan count

Implement a function that counts set bits using Brian Kernighan's efficient algorithm.

bit-manipulation integers counting

Showing 5 challenges · easy · Bit Manipulation

Bit Manipulation — Python coding challenges

What you will find here

This page lists bit manipulation 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.