go-algorithms SKILL.md skillA

go-algorithms from lu1sdv/skillsmd is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add lu1sdv/skillsmd/go-algorithms@git:20261029.84ab386

Pins git:20261029.84ab386 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
lu1sdv/skillsmd
Path
go-algorithms/SKILL.md
Versions recorded
2
Latest version
git:20261029.84ab386, committed Oct 29, 2026
First version recorded
Oct 29, 2026
Size
4,590 bytes
Repository stars
2
License
none declared

Use when choosing Go slices, maps, sets, queues, heaps, linked lists, trees or graphs, or implementing two pointers, sliding windows, binary search, prefix sums, monotonic stacks, hash-map patterns, two heaps, merge intervals, cyclic sort, BFS/DFS, backtracking, dynamic programming, greedy or topological sort. Covers invariants, complexity, Unicode, integer overflow and mutation contracts.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Go Algorithms

## Route by invariant

| Task / symptom | Load |
|---|---|
| Collection choice, copying, nil/empty, queue costs, slices/maps/cmp versions | [Collections and contracts](references/collections-and-contracts.md) |
| Two pointers, windows, binary search, prefix sums, monotonic stacks, hashing | [Sequence patterns](references/sequence-patterns.md) |
| Two heaps, interval merge, cyclic placement | [Ordering and placement](references/ordering-and-placement.md) |
| Trees, BFS/DFS, islands, topological order, backtracking, DP, greedy | [Traversal and optimization](references/traversal-and-optimization.md) |

Load only the relevant guide.

## Workflow

1. Define size, sortedness, duplicates, missing values, interval endpoints, graph
   direction/weights, text unit, integer bounds and output order. Distinguish valid
   empty/no-answer results from invalid input.
2. Specify whether sorting, swapping, relinking, grid marking or heapification may
   mutate caller data. Shallow clones retain nested aliases.
3. State invariant and progress measure: justify candidate elimination, duplicate
   placement termination, greedy choices or acyclic DP dependencies.
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add lu1sdv/skillsmd/go-algorithms@sha256:ef2b6ee259b30e49

The line at the top of this page pins the label git:20261029.84ab386, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_7s63ayg2gy6hd3to.svg)](https://markdownregistry.com/a/art_7s63ayg2gy6hd3to)

3 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 2 versions of this file, all committed on Oct 29, 2026.

versioncommittedcommitsizeaudit
git:20261029.84ab386 latest2026-10-29 84ab386 4,590 BA view · diff
git:20261029.0a512262026-10-29 0a51226 4,699 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (4590 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

lu1sdv/skillsmd · 2 stars · license none declared · pushed 2026-10-29 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_7s63ayg2gy6hd3to
GET https://markdownregistry.com/api/v1/resolve?ref=lu1sdv/skillsmd/go-algorithms
GET https://markdownregistry.com/api/v1/blob/ef2b6ee259b30e49e0249653dfc1236d6855962b2314bde3e61d33e474bc8f13

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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