Hudson River TradingSoftware EngineerAlgorithm DeveloperQuestion #13

You have three sock drawers: one contains red and blue socks, another contains blue and green socks, and the third contains green and red socks. What is the expected number of socks you must draw to be certain about which drawer is which, assuming each drawer has a large and equal number of each color?

Unlock the Full Solution

Enter your email to get the detailed step-by-step solution to this Hudson River Trading interview question, plus access to free interview prep resources.

We'll also send you a free HFT mock interview video.

Get All 58+ Hudson River Trading Questions with Solutions

Plus 16+ hours of video lectures, resume tailoring, and 1:1 mentorship from quants.

Schedule a Call