Top 50 Bit Manipulation Interview Questions
The most frequently asked Bit Manipulation questions across all roles and companies, ranked by real interview frequency. Updated daily.
Reverse the 32 bits of an unsigned integer using bit manipulation in linear time.
Anduril
Amazon Services
Annapurna Labs (U.S.)Count the `1` bits in a non-negative integer using Brian Kernighan's bit manipulation technique.
Cyient
Check Point Software Technologies
Micron Memory Malaysia Sdn BhdImplement bit manipulation helpers to set, clear, toggle, and read specific bits in a register value.
Google
Meta
CapgeminiSwap two integers without a temporary variable using Python tuple unpacking, then return the values in reversed order.
Aditi Consulting
Ltimindtree
People Tech GroupSet, clear, or toggle one bit in a 32-bit Autonomous Solutions register using bit masks.
Autonomous Solutions
22nd Century Technologies
Alcatel-Lucent MotiveCount the 1 bits in a nonnegative Dropbox file-flag integer using Brian Kernighan's bit-clearing technique.
Drw Holdings
Fortinet
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Generate the power set of distinct elements using backtracking, including the empty subset.
Scribd
Chewy
Current (NY)Determine whether an Amazon DSP label can be rearranged into a palindrome using character frequency counting.
Amazon DSP
The Hanover Insurance Group