@davidkorff
Puzzle Solver | Aspiring Ethical Hacker | Programmer
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Dec 7, 2025 · 1 min read · I often needed a quick way to write and export LaTeX equations to png, but most of the sites out there are filled with ads, pop-ups, or require an account. I just wanted a text box and a way to export. Apparently that was too much to ask, so I made m...
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Dec 1, 2025 · 7 min read · Overview: Problem summary: We must mark each cell of the 20×20 grid as either inside or outside. To help us the grid contains some special cells with the following rules: Arrow cells: Arrow cells are per definition outside. Arrow cells can have one o...
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Nov 1, 2025 · 4 min read · Overview: This puzzle involved calculating the maximum probability q of a game of baseball played between two robots to reach „full-count“ (three balls and two strikes). At each turn, the two robots (one as the pitcher and the other as the batter) si...
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Jun 30, 2025 · 3 min read · Overview: This puzzle involved extracting a sentence from a PDF file. The PDF contained images of mosaics arranged in a 3×3 grid, with some Scrabble letters on the sides. (Here’s the link to the PDF: https://www.janestreet.com/static/pdfs/puzzles/jun...
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Jun 2, 2025 · 10 min read · Overview This puzzle is about solving an 11 by 11 grid containing 9 different bordered regions. Source: https://www.janestreet.com/puzzles/may-2025-update.png Regions: Start by inserting numbers 1-9 into the different regions. Not all numbers in the...
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