Betting Game Rounds Interview Questions for Quant Developers
The same round is marked differently depending on the seat you are interviewing for. This is the betting game rounds set as it applies to quant developers.
27 questions, all free to practise. The split is 14 easy, 11 medium, 2 hard. The topics that come up most are combinatorics (9), brainteasers (8), probability (6), calculus (4).
- A difference of two growing rootsEasyCalculusView →
- A factorial ratio that's a factorialEasyBrainteasersView →
- A repeated digit in the PINEasyProbabilityCombinatoricsView →
- An even palindromeEasyProbabilityCombinatoricsView →
- An integrand with a cornerEasyCalculusView →
- Arranging colored balls in a lineEasyCombinatoricsView →
- Cache misses under LRU evictionEasyProgramming & DSAView →
- Counting up-down walks to a targetEasyCombinatoricsView →
- Distinct-digit numbers using a 7EasyCombinatoricsView →
- Polygons with integer anglesEasyBrainteasersView →
- The largest unmakeable postageEasyBrainteasersView →
- The two missing numbersEasyProgramming & DSAView →
- Two ordering constraints at onceEasyProbabilityCombinatoricsView →
- Units digit of a random productEasyProbabilityCombinatoricsView →
- A ladder slipping in oilMediumCalculusView →
- Area of a parallelogramMediumLinear AlgebraView →
- Common divisors of the squaresMediumProgramming & DSAView →
- Enlarging a square orchardMediumBrainteasersView →
- Long-run share of a two-state chainMediumLinear AlgebraView →
- Matching floors of a logarithmMediumProbabilityRandom VariablesView →
- Paths on a 4×3 gridMediumCombinatoricsView →
- Reducing a matrix power with Cayley–HamiltonMediumLinear AlgebraView →
- Simulate probability pMediumProbabilityProgramming & DSAView →
- The most balanced factorizationMediumBrainteasersView →
- Tower of Hanoi, adjacent moves onlyMediumBrainteasersView →
- Cubes over the terminating denominatorsHardBrainteasersCalculusView →
- Largest pairwise-coprime subset sumHardCombinatoricsBrainteasersView →
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