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  • May 11, 2023

    Permutation Sequence - Recursive + iterative solution with intuition

    C++     Hard     Java     Math     Recursion    
  • May 10, 2023

    Regular Expression Matching - Recursion and memoization

    C++     Dynamic Programming     Hard     Memoization     Recursion     String    
  • May 4, 2023

    Dota2 Senate - Simulation using Queue

    Greedy     Java     Medium     Queue     String    
  • May 1, 2023

    Range Sum Query - Mutable - Segment tree in C++ and Java

    Array     Binary Indexed Tree     Design     Java     Medium     Segment Tree    
  • Apr 29, 2023

    Number of Provinces - Union Find in C++ and Java

    Breadth-First Search     C++     Depth-First Search     Graph     Java     Medium     Union Find    
  • Apr 29, 2023

    Checking Existence of Edge Length Limited Paths - Union-Find with sorted edges and queries

    Array     C++     Graph     Hard     Java     Sort     Sorting     Union Find    
  • Apr 28, 2023

    Similar String Groups - DFS + BFS + Union-Find solutions

    Array     Breadth-First Search     C++     Depth-First Search     Hard     String     Union Find    
  • Apr 27, 2023

    Minimize the Total Price of the Trips - DFS + DP solution with explanation

    Array     C++     Depth-First Search     Dynamic Programming     Hard     Memoization     Tree    
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Leetcode Blog

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  • piyush01123

A blog of all my leetcode discussion posts.