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1. Commits on Jan 2, 2026

   • Make sure a vertex can't be added twice to a graph

     

     Pierstoval

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     trekhleb

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   • Make sure toString is called on edge key when calling edge.toString()

     

     Pierstoval

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     trekhleb

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   • Make sure graph vertex value is converted to string

     

     Pierstoval

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   • Allow graph edges with custom keys

     

     Pierstoval

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2. Commits on Nov 23, 2025

   • Delete .github/FUNDING.yml

     trekhleb

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3. Commits on Nov 9, 2025

   • Add Dijkstra algorithm illustrations and explanations

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4. Commits on Nov 8, 2025

   • Add Dijkstra algorithm illustrations and explanations

     trekhleb

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   • Add Dijkstra algorithm illustrations and explanations

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5. Commits on Nov 7, 2025

   • Add Dijkstra algorithm illustrations and explanations

     trekhleb

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   • Add Dijkstra algorithm illustrations and explanations

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   • Add Dijkstra algorithm illustrations and explanations

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6. Commits on Oct 22, 2025

   • Update README notes

     trekhleb

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7. Commits on Feb 12, 2025

   • Move "valid parentheses" to the "Uncategorized" section

     trekhleb

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   • Fix language code

     trekhleb

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   • feat: Added hebrew translation to README in all languages

     

     MaxwellKnight

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     trekhleb

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   • "Italiano" is "italian" in italian :)

     

     gianpaj

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     trekhleb

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   • Added algorithm problem that can be solved using stack data structure

     

     obafemitayor

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8. Commits on Jul 13, 2024

   • Update README.uk-UA.md (#991)

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     vladsosnov

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     trekhleb

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   • Fix typos README.es-ES for linked list (#850)

     vcgtz

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   • Add es-ES translation to search/binary-search (#893)

     MasterKrab

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   • Update README.md by correcting Turkish lang name (#904)

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     alaztetik

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     trekhleb

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   • update the ES README a lenguage correction (#952)

     lilipops

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   • Update README.ar-AR.md (#959)

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     YoussefRabeiii

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     trekhleb

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   • update LRU Cache translation for ko-KR (#987)

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     leahincom

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     trekhleb

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   • Update .eslintrc, improve UK translation for LinkedList (#1128)

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     dolgachio

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     trekhleb

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   • feat: added uzbek language (#1082)

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     softXengineer

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     trekhleb

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   • Update README.md (#1141)

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     azarboon

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     trekhleb

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   • Fix four typos (#1139)

     Sajjon

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9. Commits on Mar 9, 2024

   • Ad hoc versions of MinHeap, MaxHeap, and DisjointSet (#1117)

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     trekhleb

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   • feat: added korean translation for trie (#1071)

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     hanliang38

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     trekhleb

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   • fix binary search typo (#1079)

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     ir3ne

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     trekhleb

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   • Add Vietnamese translation for LinkedList (#1086)

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     vivitruong

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     trekhleb

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   • Vietsub (#1088)

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     vivitruong

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   • Update README.md (#1093)

     Arpitgoyalgg

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10. Commits on Jul 21, 2023

    • Update README.md

      trekhleb

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