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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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     trekhleb

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   • Allow graph edges with custom keys

     

     Pierstoval

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     trekhleb

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2. Commits on Nov 9, 2025

   • Add Dijkstra algorithm illustrations and explanations

     trekhleb

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3. 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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4. 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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5. Commits on Feb 12, 2025

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

     

     obafemitayor

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     trekhleb

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6. 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 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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   • Fix four typos (#1139)

     Sajjon

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7. 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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   • Vietsub (#1088)

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     vivitruong

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   • Update README.md (#1093)

     Arpitgoyalgg

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8. Commits on Apr 10, 2023

   • Fix repo build for M1 MacBooks (#1029)

     trekhleb

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9. Commits on Mar 16, 2023

   • feat: added Ukrainian translation for factorial (#1006)

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     YaroslavPodorvanov

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     VictorPoprozhuk

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10. Commits on Mar 13, 2023

    • Add Bucket Sort.

      trekhleb

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11. Commits on Feb 20, 2023

    • Add links for code examples for K-Means clustering

      trekhleb

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12. Commits on Feb 1, 2023

    • Adding Heap time complexities

      trekhleb

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13. Commits on Jan 30, 2023

    • Add a recursive version of the Longest Common Subsequence.

      trekhleb

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    • Add a recursive version of the Longest Common Substring.

      trekhleb

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14. Commits on Jan 24, 2023

    • Add an example of the LRU Cache based on the Map.

      trekhleb

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    • Refactor LRU Cache.

      trekhleb

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15. Commits on Jan 23, 2023

    • Update time complexity table for LRU.

      trekhleb

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    • Update time complexity table for LRU.

      trekhleb

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    • Update time complexity table for LRU.

      trekhleb

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    • Update LRU Cache README.

      trekhleb

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