Squarepoint
Data-driven quant loops: algorithms, statistics, and systems questions, tuned toward the research or engineering track you apply for.
Typical loop
- 1Recruiter screen
- 2Online assessment
- 3Technical phone screen
- 4Onsite: algorithms, statistics, and systems rounds
- 5Final round with the team
Questions
Callback's practice questions and the LeetCode questions Squarepoint has been asking, filtered together.
Asked on LeetCode
26 questions · all time
- Search Suggestions SystemmediumArrayStringBinary SearchTrie+2frequency 100.0
- Maximum Xor ProductmediumMathGreedyBit Manipulationfrequency 93.6
- Subarray Product Less Than KmediumArrayBinary SearchSliding WindowPrefix Sumfrequency 89.7
- Basic CalculatorhardMathStringStackRecursionfrequency 85.1
- LRU CachemediumHash TableLinked ListDesignDoubly-Linked Listfrequency 85.1
- Number of Perfect PairsmediumArrayMathTwo PointersSortingfrequency 85.1
- Maximum SubarraymediumArrayDivide and ConquerDynamic Programmingfrequency 79.4
- Trapping Rain WaterhardArrayTwo PointersDynamic ProgrammingStack+1frequency 79.4
- Best Time to Buy and Sell StockeasyArrayDynamic Programmingfrequency 72.2
- Count Ways To Build Good StringsmediumDynamic Programmingfrequency 72.2
- Frog JumphardArrayDynamic Programmingfrequency 72.2
- Group AnagramsmediumArrayHash TableStringSortingfrequency 72.2
- Longest Increasing SubsequencemediumArrayBinary SearchDynamic ProgrammingLongest Increasing Subsequencefrequency 72.2
- Longest Non-decreasing Subarray From Two ArraysmediumArrayDynamic Programmingfrequency 72.2
- Maximum Palindromes After OperationsmediumArrayHash TableStringGreedy+2frequency 72.2
- Merge In Between Linked ListsmediumLinked Listfrequency 72.2
- Minimum Sideway JumpsmediumArrayDynamic ProgrammingGreedyfrequency 72.2
- Couples Holding HandshardGreedyDepth-First SearchBreadth-First SearchUnion-Find+1frequency 61.9
- Find Valid Matrix Given Row and Column SumsmediumArrayGreedyMatrixFlow Networkfrequency 61.9
- Min Cost Climbing StairseasyArrayDynamic Programmingfrequency 61.9
- Minimum Equal Sum of Two Arrays After Replacing ZerosmediumArrayGreedyfrequency 61.9
- Minimum Number of Taps to Open to Water a GardenhardArrayDynamic ProgrammingGreedyfrequency 61.9
- Minimum Path SummediumArrayDynamic ProgrammingMatrixfrequency 61.9
- Number of IslandsmediumArrayDepth-First SearchBreadth-First SearchUnion-Find+1frequency 61.9
- Sort Characters By FrequencymediumHash TableStringSortingHeap (Priority Queue)+2frequency 61.9
- Subarrays with K Different IntegershardArrayHash TableSliding WindowCountingfrequency 61.9