Quant interview questions
1,322 questions in the style trading and research firms ask, from probability and brainteasers to options, statistics and coding. Every question is open to read; the 50 in the free sample show their worked solutions here.
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- Searching a sorted array, part 2 of 3Data structures and algorithms · Applied
- Converting between currencies, part 2 of 3Data structures and algorithms · Applied
- Climbing a staircase, part 2 of 3Data structures and algorithms · Applied
- Finding the unpaired ids, part 2 of 3Data structures and algorithms · Applied
- A root-finding guarantee, part 3 of 3Data structures and algorithms · Advanced
- You roll a fair six-sided die up to three times, stopping whenever you like and…Data structures and algorithms · Advanced
- You need prefix sums with point updates on a large array. Fenwick tree or segment tree?Data structures and algorithms · Advanced
- Strassen’s matrix multiplication satisfies T(n) = 7T(n/2)+O(n²).Data structures and algorithms · Advanced
- With both union by rank and path compression, what is the amortised cost of a…Data structures and algorithms · Advanced
- Parcels weighing 1,2,…,10 must ship in order within 5 days, each day’s load…Data structures and algorithms · Advanced
- Any comparison sort must, in the worst case, make at least ⌈log₂n!⌉ comparisons.Data structures and algorithms · Advanced
- Searching a sorted array, part 3 of 3Data structures and algorithms · Advanced
- Climbing a staircase, part 3 of 3Data structures and algorithms · Advanced
- Finding the unpaired ids, part 3 of 3Data structures and algorithms · Advanced
- Converting between currencies, part 3 of 3Data structures and algorithms · Expert