Archive - PuzzledQuant’s Substack

Random points in a Triangle

An interesting and hard question asked in Quant Interview at Tower Research Capital

Sep 25 •

June 2024

Number of Maximas

Interesting puzzle asked in HRT interview

Jun 25 •

May 2024

An interesting question asked in Jump Trading Chicago interview

May 21 •

Cards Reordering

A mind boggling brainteaser asked in this intern season's Jane Street Interview

May 7 •

April 2024

Shifting Eigenvalues

A linear algebra question asked in interview test at Millenium

Apr 15 •

March 2024

Regression Coefficients

A ML question asked in senior Quant Researcher Interview at Tower Research Capital

Mar 26 •

Euros in Bundles

A non trivial brainteaser for the Internship Interview at JP Morgan & Chase

Mar 15 •

A medium level probability question asked in Jane Street Interview for Quant Strategist

Mar 4 •

February 2024

Normal Distributions

A probability question asked in Jane Street Quant Trader Round

Feb 7 •

January 2024

Shoe Statistics

A statistics question asked in Quant Developer round at Tower Research Capital

Jan 31 •

American Arbitrage

A finance question asked in Senior Trader Interview at Hudson River Trading

Jan 22 •

A Probability question asked in Junior Quant interview at Jane Street

Jan 15 •

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