Leetcode
LC 153 & LC 154 LC 153 & LC 154
Solution to LeetCode 153 Find Minimum in Rotated Sorted Array I & LeetCode 154 Find Minimum in Rotated Sorted Array
2022-02-03 Divide and Conquer
Recursion Divide and Conquer
LC 108 (with template) LC 108 (with template)
Solution to LeetCode 108 Convert Sorted Array to Binary Search Tree. LeetCode 108Convert Sorted Array to Binary Search T
2022-02-02 Divide and Conquer
Divide and Conquer DFS
LC 17 LC 17
Solution to LeetCode 17 Letter Combinations of a Phone Number. LeetCode 17Letter Combinations of a Phone Number (Easy).
2022-02-01 Search
DFS BFS
LC 733 LC 733
Solution to LeetCode 733 Flood Fill. LeetCode 733Flood Fill (Easy). [link] Time complexity O(height*width), space comple
2022-01-31 Graph
DFS
LC 200 & LC 463 LC 200 & LC 463
Solution to LeetCode 200 Number of Islands & LeetCode 463 Island Perimeter. Other problems related to ‘island’ are L
2022-01-30 Graph
DFS BFS Graph
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
LC 79 LC 79
Solution to LeetCode 79 Word Search. LeetCode 79Word Search (Medium). [link] Backtracking and DFS. Time complexity for t
2022-01-28 Search
Recursion Backtracking DFS
LC 140 LC 140
Solution to LeetCode 140 Word Break II. LeetCode 140Word Break II (Hard). [link] Different from LC 139, this problem ask
2022-01-27 Dynamic Programming
Recursion String Dynamic Programming
LC 139 LC 139
Solution to LeetCode 139 Word Break I. LeetCode 139Word Break I (Medium). [link] 1] Dynamic Programming. tmp[i] = True m
2022-01-26 Dynamic Programming
Recursion String Divide and Conquer Dynamic Programming Knapsack
LC 241 LC 241
Solution to LeetCode 241 Different Ways to Add Parentheses. LeetCode 241Different Ways to Add Parentheses (Medium). [lin
2022-01-25 Divide and Conquer
Recursion Dynamic Programming
LC 13 & LC 551 LC 13 & LC 551
Solution to LeetCode 13 Roman to Integer & LeetCode 551 Student Attendance Record I. LeetCode 13Roman to Integer (Ea
2022-01-24 String
String Math
LC 169 LC 169
Solution to LeetCode 169 Majority Element. LeetCode 169Majority Element (Easy). [link] 1] HashTable. Use HashTable to co
2022-01-23 HashTable
HashTable Divide and Conquer Sort Boyer-Moore
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