Given a string made of '+' and '-' signs of length L, the only allowed operation is to flip K consecutive signs at the same time.
Quantitative Associate Interview Questions
10,161 quantitative associate interview questions shared by candidates
2) Simple Order Book
Basic Python Questions, Probability (in particular random processes and random walks)
1. Solve probability brain teaser with simple coding. 2. graph algorithm 3. sorting algorithm
who cares....even if you solve everything they won't select you until you're a PhD
What is a martingale? Correlation matrix
Performance of two ads. How to measure and compare the performance of two ads, possible reasons for the difference, and how to design new ads to support such reasons.
Given a vector of edges(eg: A-B, A-C, C-D), write a function determine if this is a tree, if so return the root
Questions such as when faced a certain type of dataset, which model will you choose?
Algorithm: given an array of numbers: 1,5,3,2,4,2,3,1,2,3,2,4. Return another array with duplicate numbers in consecutive positions and in order of their first appearance, in the example the result should be: 1,1,5,3,3,3,2,2,2,2,4,4
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