🎈 LeetCode solution collection, data structures and algorithm practice.

Use a variety of programming languages to solve problems, learn how to use skills and problem solving ideas.

LeetCode solution list please click here to see.

• Graph

  • BFS

    C++ Java JavaScript Python Kotlin

  • DFS

    C++ Java JavaScript Python Kotlin

  • Shortest Path

    • Dijkstra

      C++ Java JavaScript

    • Floyd

      C++ Java JavaScript

• Search

  • Binary Search

    C++ Java JavaScript Python Kotlin

  • Pattern Match

    • Brute Force

      C++ Java JavaScript Python Kotlin

    • KMP

      C++ Java JavaScript Python Kotlin

• Sort

  • Bubble Sort

    C++ Java JavaScript Python Kotlin Go

  • Insertion Sort

    C++ Java JavaScript Python Kotlin Go

  • Selection Sort

    C++ Java JavaScript Python Kotlin Go

  • Shell Sort

    C++ Java JavaScript Python Kotlin Go

  • Quick Sort

    C++ Java JavaScript Python Kotlin Go

  • Merge Sort

    C++ Java JavaScript Python Kotlin Go

  • Heap Sort

    C++ Java JavaScript Python Kotlin Go

  • Radix Sort

    C++ Java JavaScript Python Kotlin Go

• Tree

  • Union Find

    C++ Java JavaScript Python Kotlin Go

  • Traversal

    • Pre-order

      C++ Java JavaScript Python Kotlin Go

    • In-order

      C++ Java JavaScript Python Kotlin Go

    • Post-order

      C++ Java JavaScript Python Kotlin Go

    • Level-order

      C++ Java JavaScript Python Kotlin