Arthur Perng

Writeups

Sometimes I put serious effort into interesting things. Here are some of them.

  1. Should I Take the Elevator or the Stairs?

    It is a Software Engineer’s duty to spend hours to save seconds.

    1,561 words · ~7 min · Probability · Modelling

  2. Judging LLM development with Magic: the Gathering

    My personal LLM benchmark, and notable results from the release of GPT-6 Astra

    7,318 words · ~32 min · LLMs · Benchmarks · Magic: the Gathering

  3. The Sucker Punch problem, revisited

    An analysis on a common Pokémon battling situation through the lens of game theory.

    2,246 words · ~10 min · Game theory · Pokémon

  4. Reverse-Engineering BASED’s RNG because I wanted 1st on the speedrun leaderboard

    How I reverse-engineered BASED’s RNG to reclaim #1 on the speedrun leaderboard

    3,077 words · ~13 min · Reverse engineering · Unity · Speedrunning