Channel - - Z-Tube

1605. Find Valid Matrix Given Row and Column Sums | Matrix | Greedy | Array | LeetCode | Medium

88 views • 6 days ago

1110. Delete Nodes And Return Forest | Tree | DFS | BFS | Binary Tree | Queue | Set

75 views • 8 days ago

3218 & 3219 Minimum Cost for Cutting Cake I & II | Sorting | Greedy | Array | Matrix | Two pointer

54 views • 11 days ago

2751. Robot Collisions | Stack | Sorting | Array | String | LeetCode | Hard

29 views • 13 days ago

1190. Reverse Substrings Between Each Pair of Parentheses | Stack | Brute force | Optimal | String

99 views • 2 weeks ago

1598. Crawler Log Folder | Stack | Counting | LeetCode | Array | String

74 views • 2 weeks ago

1068. Product Sales Analysis I | LeetCode SQL 50 | MySQL | JOIN | Inner Join | LeetCode

64 views • 2 weeks ago

1378. Replace Employee ID With The Unique Identifier | MySQL | LeetCode SQL 50 |

59 views • 2 weeks ago

3211. Generate Binary Strings Without Adjacent Zeros | Recursion | String | Backtracking

91 views • 2 weeks ago

3212. Count Submatrices With Equal Frequency of X and Y | DP | Prefix Sum | Matrix

27 views • 2 weeks ago

3203. Find Minimum Diameter After Merging Two Trees | Graph | LeetCode | BFS | DFS | HARD

54 views • 2 weeks ago

2058. Find the Minimum and Maximum Number of Nodes Between Critical Points | Linked List | Iterative

27 views • 3 weeks ago

1509. Minimum Difference Between Largest and Smallest Value in Three Moves | Sorting | Greedy |Arra

63 views • 3 weeks ago

2181. Merge Nodes in Between Zeros | Iterative | Recursion | Linked List | LeetCode

12 views • 3 weeks ago

1683. Invalid Tweets | LeetCode SQL 50 | MySQL | Select | Length LeetCode

30 views • 3 weeks ago

1148. Article Views I | SQL 50 | MySQL | Select | Distinct | Order By | LeetCode

23 views • 3 weeks ago

595. Big Countries | MySQL | SQL 50 | Select | Where | Database | SQL Queries

18 views • 3 weeks ago

584. Find Customer Referee

17 views • 3 weeks ago

1757. Recyclable and Low Fat Products | MySQL | LeetCode SQL 50 | SQL Queries

31 views • 3 weeks ago

1579. Remove Max Number of Edges to Keep Graph Fully Traversable | Graph | Union Find | LeetCode

16 views • 3 weeks ago

2192. All Ancestors of a Node in a Directed Acyclic Graph | Graph | Directed Graph | DFS | LeetCode

98 views • 3 weeks ago

2285. Maximum Total Importance of Roads | Graph | Indegree Count | Sorting | LeetCode | Medium

21 views • 4 weeks ago

1791. Find Center of Star Graph | Graph | Indegree Count | Greedy | LeetCode | Easy

28 views • 4 weeks ago

1382. Balance a Binary Search Tree | Inorder Traversal | Divide and Conquer | BST | Tree | LeetCode

26 views • 1 month ago

1038. Binary Search Tree to Greater Sum Tree | In-order Traversal | Tree | Binary Search Tree | DFS

46 views • 1 month ago

995. Minimum Number of K Consecutive Bit Flips | Brute force | Prefix sum | Sliding window | O(N)

45 views • 1 month ago

1052. Grumpy Bookstore Owner | Brute Force | Sliding Window | Array | LeetCode | Medium | Amazon

12 views • 1 month ago

1552. Magnetic Force Between Two Balls | Brute force | Sorting | Binary search | Array | LeetCode

33 views • 1 month ago

1482. Minimum Number of Days to Make m Bouquets | Brute force approach | Binary search | Array

41 views • 1 month ago

826. Most Profit Assigning Work | Sorting | Greedy | Binary Search | Array | Two pointers | Medium

8 views • 1 month ago

Load More