Changjin[Leetcode] #1008 Construct Binary Search Tree from Preorder Traversal(C++/Tree/Medium)Hello! Today, we’ll look at a tree question on Leetcode.Apr 12, 2021Apr 12, 2021
Changjin[Algorithm] Leetcode #91 Decode Ways (DP/Medium/C++) — How to solve ANY DPProblem Link: https://leetcode.com/problems/decode-ways/Mar 5, 2021Mar 5, 2021
Changjin[Algorithm] Longest Common Substring (C++/DP/Medium)Problem Link: https://binarysearch.com/problems/Longest-Common-SubstringFeb 17, 2021Feb 17, 2021
Changjin[Algorithm]0–1 Knapsack (C++/DP)Problem Link: https://binarysearch.com/problems/0-1-KnapsackFeb 17, 2021Feb 17, 2021
Changjin[Sorting] Bubble Sort (Full Implementation/C++)Hello! Today, we’ll be looking at bubble sort. Bubble sort is a sorting algorithm that behaves like “bubbles” and takes O(n²) time…Feb 10, 2021Feb 10, 2021
Changjin[Algorithm] Making List Values Equal(Array/C++)Problem Link: https://binarysearch.com/problems/Making-List-Values-EqualFeb 4, 2021Feb 4, 2021
Changjin[Algorithm] Tree Traversal (Array/C++)Problem Link: https://binarysearch.com/problems/Tree-TraversalFeb 2, 2021Feb 2, 2021
Changjin[Algorithm] Longest Repeating Subarray after K Updates(Tree/C++)Link: https://binarysearch.com/problems/Longest-Repeating-Sublist-After-K-UpdatesFeb 2, 2021Feb 2, 2021
Changjin[Data Structure] Hash Map(Full Implementation/C++)Hash map is an associative data structure which implements an associative array data type. The concept of hash map is quite simple. Hash…Feb 1, 2021Feb 1, 2021
Changjin[Algorithm] Invert Tree (Tree/C++)Problem Link: https://binarysearch.com/problems/Invert-TreeJan 21, 2021Jan 21, 2021
![[Leetcode] #1008 Construct Binary Search Tree from Preorder Traversal(C++/Tree/Medium)](https://miro.medium.com/v2/resize:fill:160:106/1*I4RG2CAiBIgoq31AVqJV2Q.jpeg)
![[Leetcode] #1008 Construct Binary Search Tree from Preorder Traversal(C++/Tree/Medium)](https://miro.medium.com/v2/resize:fill:320:214/1*I4RG2CAiBIgoq31AVqJV2Q.jpeg)
![[Algorithm] Leetcode #91 Decode Ways (DP/Medium/C++) — How to solve ANY DP](https://miro.medium.com/v2/resize:fill:160:106/1*Dl0F36mQqB_LNtA_dKd3ug.jpeg)
![[Algorithm] Leetcode #91 Decode Ways (DP/Medium/C++) — How to solve ANY DP](https://miro.medium.com/v2/resize:fill:320:214/1*Dl0F36mQqB_LNtA_dKd3ug.jpeg)
