Brainteaser Coding Problems
Tricky puzzles and logical thinking
19
Total Problems
2
Easy
16
Medium
1
Hard
Practice problems across 75+ categories
Practice problems frequently asked at Brainteaser • 19 problems | 2 Easy | 16 Medium | 1 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1 | Airplane Seat Assignment Probability | Medium | MathDynamic ProgrammingBrainteaser |
| 2 | Bitwise OR of All Subsequence Sums | Medium | ArrayMathBit Manipulation |
| 3 | Bitwise XOR of All Pairings | Medium | ArrayBit ManipulationBrainteaser |
| 4 | Bulb Switcher | Medium | MathBrainteaser |
| 5 | Chalkboard XOR Game | Hard | ArrayMathBit Manipulation |
| 6 | Construct the Longest New String | Medium | MathDynamic ProgrammingGreedy |
| 7 | Count the Number of Computer Unlocking Permutations | Medium | ArrayMathBrainteaser |
| 8 | Divisor Game | Easy | MathDynamic ProgrammingBrainteaser |
| 9 | Game of Nim | Medium | ArrayMathDynamic Programming |
| 10 | Last Moment Before All Ants Fall Out of a Plank | Medium | ArrayBrainteaserSimulation |
| 11 | Longest Subarray With Maximum Bitwise AND | Medium | ArrayBit ManipulationBrainteaser |
| 12 | Minimum Cost Path with Alternating Directions I | Medium | MathBrainteaser |
| 13 | Minimum Impossible OR | Medium | ArrayBit ManipulationBrainteaser |
| 14 | Minimum Operations to Make the Integer Zero | Medium | Bit ManipulationBrainteaserEnumeration |
| 15 | Movement of Robots | Medium | ArrayBrainteaserSorting |
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