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Advent of Code 2025

With the start of Advent comes a new set of Advent of Code problems. My code is available at mtelvers/aoc2025.

12 Dec 2025

Marc Elvers

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Commas in big numbers everywhere: An OpenType adventure

My job involves a lot of staring at large numbers, mostly latencies innanoseconds, and picking out magnitudes like microseconds. I noticedmyself constantly c...

14 Oct 2019

Jane Street Tech Blog

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