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Algorithms

Heap, Binary Tree, Data Structure it doesn't matter. This tag should be used for anything Algorithm & Data Structure focused.

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A(6) <= 7: 398 solver answers empty the last case at t = 6

A(6) <= 7: 398 solver answers empty the last case at t = 6

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7 min read
How accurate is a poker equity calculator? We checked ours against an answer we could count

How accurate is a poker equity calculator? We checked ours against an answer we could count

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6 min read
A(5) = 5: four matrices finish the case t = 5

A(5) = 5: four matrices finish the case t = 5

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10 min read
Wordle Solvers Are Entropy Machines — Here's Why

Wordle Solvers Are Entropy Machines — Here's Why

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3 min read
Stop Guessing. Let the Algorithm Find the Sweet Spot.

Stop Guessing. Let the Algorithm Find the Sweet Spot.

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10 min read
I Stopped Memorizing Python Syntax and Started Solving Problems

I Stopped Memorizing Python Syntax and Started Solving Problems

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6 min read
A(4) = 4: one more vector settles Z_4^9 x Z_2^2

A(4) = 4: one more vector settles Z_4^9 x Z_2^2

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11 min read
Designing Idle Detection for Robot Datasets: Why We Chose Per-Episode Adaptive Thresholds

Designing Idle Detection for Robot Datasets: Why We Chose Per-Episode Adaptive Thresholds

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4 min read
2-groups whose involutions are all central: one restriction lemma settles every Z_4^a x Z_2^b with a <= 7

2-groups whose involutions are all central: one restriction lemma settles every Z_4^a x Z_2^b with a <= 7

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9 min read
Mastering Monotonic Stacks: Next Greater Element and Histogram Problems

Mastering Monotonic Stacks: Next Greater Element and Histogram Problems

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4 min read
AlphaEvolve and Gemini: Autonomous Algorithm Discovery for Unified Disaster Prediction

AlphaEvolve and Gemini: Autonomous Algorithm Discovery for Unified Disaster Prediction

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26 min read
Part 7: Quotient Filters - Creating and Searching

Part 7: Quotient Filters - Creating and Searching

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5 min read
Two Pointers in Practice: Opposite Direction vs Fast and Slow Pointers

Two Pointers in Practice: Opposite Direction vs Fast and Slow Pointers

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4 min read
The adaptive threshold that deleted the thing we were looking for

The adaptive threshold that deleted the thing we were looking for

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5 min read
Cube translates in non-abelian groups: what commutativity is worth

Cube translates in non-abelian groups: what commutativity is worth

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13 min read
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