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what is skiplist fr?

c4pt0r/skiplist — explained in plain English

Analysis updated 2026-07-17 · repo last pushed 2012-10-04

★ 3CAudience · researcherComplexity · 2/5DormantSetup · easy

tl;dr

A lightweight, toy C implementation of a skip list, a fast, randomized data structure for searching, inserting, and deleting sorted data.

vibe map

mindmap
  root((repo))
    What it does
      Sorted data structure
      Fast search
      Randomized levels
    Tech stack
      C
    Use cases
      Learning data structures
      Reference implementation
      Algorithm exploration
    Audience
      Students
      C developers

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filefunction / class

what do people make with this?

VIBE 1

Study how skip lists work at a fundamental level as a data structures learning exercise.

VIBE 2

Use as a simple, self-contained reference when a C project needs a skip list.

VIBE 3

Compare skip list performance and complexity against balanced trees for coursework.

VIBE 4

Explore how randomization decides which items appear at which levels.

what's the stack?

C

how it stacks up fr

c4pt0r/skiplistamichail-1/orbination-whisper-aiandrewrk/libogg
Stars333
LanguageCCC
Last pushed2012-10-04—2026-03-31
MaintenanceDormant—Maintained
Setup difficultyeasyeasyeasy
Complexity2/54/52/5
Audienceresearcherdeveloperdeveloper

Figures from each repo's GitHub metadata at analysis time.

how do i run it?

Difficulty · easy time til it works · 5min

prompts (copy fr)

prompt 1
Walk me through how this skip list implementation decides which level a new item goes on.
prompt 2
Explain how search works in this skip list compared to a balanced binary tree.
prompt 3
Help me extend this C skip list to support a custom comparison function for my own data type.
prompt 4
Show me how to trace through an insert operation in this skip list step by step.

Frequently asked questions

what is skiplist fr?

A lightweight, toy C implementation of a skip list, a fast, randomized data structure for searching, inserting, and deleting sorted data.

What language is skiplist written in?

Mainly C. The stack also includes C.

Is skiplist actively maintained?

Dormant — no commits in 2+ years (last push 2012-10-04).

How hard is skiplist to set up?

Setup difficulty is rated easy, with roughly 5min to a first successful run.

Who is skiplist for?

Mainly researcher.

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