Brainteaser Interview Questions

Master 16 brainteaser problems frequently asked in technical interviews. These questions test your understanding of brainteaserconcepts and are essential for coding interview success.

Total Problems

Easy

Medium

Hard

Bulb Switcher

Asked at LinkedIn

Math Brainteaser

Rank

#2481MediumFrequency: 27.8%

Strictly Palindromic Number

Asked at Amazon

Math Two Pointers Brainteaser

Rank

#292EasyFrequency: 25.4%

Nim Game

Asked at Google

Math Brainteaser Minimax Game Theory Nim Game Impartial Game

Rank

#1103MediumFrequency: 21.5%

Moving Stones Until Consecutive

Asked at Meta

Math Brainteaser

Rank

#1086EasyFrequency: 20.9%

Divisor Game

Asked at Google

Math Dynamic Programming Brainteaser Game Theory Impartial Game

Rank

#1627MediumFrequency: 19.5%

Last Moment Before All Ants Fall Out of a Plank

Asked at Google

Array Brainteaser Simulation

Rank

#2837MediumFrequency: 13.2%

Minimum Operations to Make the Integer Zero

Asked at Amazon

Bit Manipulation Brainteaser Enumeration

Rank

#2503MediumFrequency: 10.5%

Longest Subarray With Maximum Bitwise AND

Asked at Google

Array Bit Manipulation Brainteaser

Rank

#3864MediumFrequency: 10.5%

Count the Number of Computer Unlocking Permutations

Asked at Google

Array Math Brainteaser Combinatorics

Rank

#2850MediumFrequency: 7.3%

Construct the Longest New String

Asked at Microsoft

Math Dynamic Programming Greedy Brainteaser

#10

Rank

#828HardFrequency: 5.5%

Chalkboard XOR Game

Asked at Google

Array Math Bit Manipulation Brainteaser Game Theory Zero-Sum Game Impartial Game

#11

Rank

#2533MediumFrequency: 5.5%

Bitwise XOR of All Pairings

Asked at Google

Array Bit Manipulation Brainteaser

#12

Rank

#3462MediumFrequency: 5.5%

Vowels Game in a String

Asked at Google

Math String Brainteaser Game Theory

#13

Rank

#2787MediumFrequency: 5%

Movement of Robots

Asked at Google

Array Brainteaser Sorting Prefix Sum

#14

Rank

#2705MediumFrequency: 5%

Minimum Impossible OR

Asked at Amazon

Array Bit Manipulation Brainteaser

#15

Rank

#4122MediumFrequency: 5%

Final Element After Subarray Deletions

Asked at Amazon

Array Math Brainteaser Game Theory

#16

Rank

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Brainteaser Interview Questions

Master 16 brainteaser problems frequently asked in technical interviews. These questions test your understanding of brainteaserconcepts and are essential for coding interview success.

Total Problems

Easy

Medium

Hard