Leetcode
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Array 7 Search 16 Stack 4 Linked List 9 String 8 Queue 3 HashTable 10 Dynamic Programming 32 Recursion 12 Divide and Conquer 3 Graph 7 Greedy 2 Math 4 Sort 2 SQL 38 Double Pointers 2 Binary Tree 12 BST 4 Brain Teaser 3 Summary 13 Customized Sort 1 Heap 1 Skill Set 16 Others 1 Simulation 1 Python 1 Monotonic Stack 1
LC 332 & LC 491 LC 332 & LC 491
Solution to LeetCode 332 Reconstruct Itinerary and LeetCode 491 Increasing Subsequences. LeetCode 332Reconstruct Itinera
2022-05-04 Recursion
Backtracking
LC 93 & LC 131 LC 93 & LC 131
Solution to LeetCode 93 Restore IP Addresses & LeetCode 131 Palindrome Partitioning LeetCode 131Palindrome Partition
2022-05-02 Recursion
Recursion Backtracking
LC 78 & LC 90 LC 78 & LC 90
Solution to LeetCode 78 Combinations and LeetCode 90 Subsets II. LeetCode 78Combinations. (Medium) [link] We are going t
2022-05-01 Recursion
Recursion Backtracking
LC 39 & LC 40 (with template) LC 39 & LC 40 (with template)
Solution to LeetCode 39 Combination Sum, LeetCode 40 Combination Sum II. LeetCode 39Combination Sum (Medium) [link] Note
2022-04-11 Recursion
Template Backtracking
LC 17 & LC 77 & LC 216 LC 17 & LC 77 & LC 216
Solution to LeetCode 17 Letter Combinations of a Phone Number, LeetCode 77 Combinations, and LeetCode 216 Combination Su
2022-04-09 Recursion
Backtracking
LC 46 & LC 47 (Template) LC 46 & LC 47 (Template)
Solution to LeetCode 46 Permutations and LeetCode 47 Permutation II. LeetCode 46Permutations (Medium) [link] The differe
2022-04-02 Recursion
Recursion Template Backtracking
LC 741 LC 741
Solution to LeetCode 741 Cherry Pickup. LeetCode 741Cherry Pickup (Hard). [link] Keys to tackle this problem: 1] Since t
2022-02-24 Recursion
Recursion Dynamic Programming DFS
Recursion Examples Recursion Examples
Time complexity and space complexity of recursive algorithms. Usually computed by Master Theorem or Induction. Examples
2022-02-23 Recursion
Recursion
LC 464 LC 464
Solution to LeetCode 464 Can I Win. LeetCode 464Can I Win (Medium). [link] Recursion with memorization. Two players are
2022-02-09 Recursion
Recursion Game Theory
LC 856 LC 856
Solution to LeetCode 856 Score of Parentheses. LeetCode 856Score of Parentheses (Medium). [link] Recursion. The work fl
2022-02-08 Recursion
Recursion
LC 784 LC 784
Solution to LeetCode 784 Letter Case Permutation. LeetCode 784Letter Case Permutation (Medium). [link] 1] Recursion - D
2022-02-07 Recursion
Recursion DFS
LC 37 & LC 51 LC 37 & LC 51
Solution to LeetCode 37 Sudoku Solver and LeetCode 51 N-Queens. LeetCode 37Sudoku Solver (Hard) [link] LeetCode 51N-Qu
2022-01-29 Recursion
Recursion Backtracking