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  • Jun 9, 2023

    Unique Paths II - Top down and bottom up DP

    Array     C++     Dynamic Programming     Matrix     Medium     Memoization     Recursion    
  • Jun 9, 2023

    N-Queens - Backtracking intuition

    Array     Backtracking     C++     Hard    
  • Jun 8, 2023

    Multiply Strings - Simple string operations and heuristics

    C++     Math     Medium     Simulation     String    
  • May 29, 2023

    Extra Characters in a String - Top-down and Bottom-up DP

    Array     C++     Dynamic Programming     Hash Table     Medium     Memoization     Recursion     String     Trie    
  • May 21, 2023

    Find the Punishment Number of an Integer - Recursion using just integers

    C++     Math     Medium     Recursion    
  • May 20, 2023

    Power of Heroes - One pass solution with detailed explanation

    Array     C++     Hard     Math     Prefix Sum     Sorting    
  • May 20, 2023

    Evaluate Division - DFS + BFS + DSU solutions

    Array     Breadth-First Search     C++     Depth-First Search     Graph     Medium     Shortest Path     Union Find    
  • May 20, 2023

    Combination Sum IV - DFS Recursive Memoization

    Array     C++     Depth-First Search     Dynamic Programming     Medium     Memoization     Recursion    
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Leetcode Blog

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  • piyush01123

A blog of all my leetcode discussion posts.