Two Sigma Software Engineer Coding & Algorithms Interview Questions
Practice the exact questions companies are asking right now.
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Two Sigma
Hard
Software EngineerImplement binary encode/decode with frequency tree
Problem Implement a binary encoding and decoding scheme for strings based on character frequencies (Huffman-like coding). You must implement two funct...
Coding & Algorithms
0
0
Dec 15, 2025
Two Sigma
Medium
Software EngineerSolve capital selection and grid escape
Implement two functions for algorithmic practice: 1) MaximizeCapitalAfterProjects(k, initialCapital, requiredCapital, profit): You may pick at most k ...
Coding & Algorithms
0
0
Aug 9, 2025
Two Sigma
Hard
Software EngineerCompute maximum currency exchange rate
You are given a set of currencies and the direct exchange rates between some pairs of them. Each direct exchange rate tells you how many units of one ...
Coding & Algorithms
0
0
Jul 20, 2025