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LeetCode solutions with straightforward explanations and exa


16:13
688. Knight Probability in Chessboard | DP | C++ | LeetCode Daily Challenge
16:23
1751. Maximum Number of Events That Can Be Attended II
21:17
802. Find Eventual Safe States
11:38
863. All Nodes Distance K in Binary Tree | Trees
15:47
2024. Maximize the Confusion of an Exam
13:34
137. Single Number II | Bit Manipulation
19:35
1601. Maximum Number of Achievable Transfer Requests | Bit Manipulation
19:59
864. Shortest Path to Get All Keys | LeetCode Daily Challenge
12:35
1514. Path with Maximum Probability | Dijktras | LeetCode Daily Challenge
19:49
373. Find K Pairs with Smallest Sums | Min-Heap | LeetCode Daily Challenge
22:15
2462. Total Cost to Hire K Workers | Min-Heap | Two Pointers | LeetCode Daily Challenge
16:45
1575. Count All Possible Routes | DP | LeetCode Daily Challenge
12:43
956. Tallest Billboard | LeetCode Daily Challenge
20:34
2448. Minimum Cost to Make Array Equal | Binary Search | Median | LeetCode Daily Challenge
18:49
2090. K Radius Subarray Averages | Sliding Window | LeetCode Daily Challenge
16:37
2328. Number of Increasing Paths in a Grid | Recursion | LeetCode Daily Challenge
21:56
1187. Make Array Strictly Increasing | Recursion | LeetCode Daily Challenge
22:49
1569. Number of Ways to Reorder Array to Get Same BST | Recursion | DFS | LeetCode Daily Challenge
17:19
1161. Maximum Level Sum of a Binary Tree | BFS + DFS | LeetCode Daily Challenge
11:30
530. Minimum Absolute Difference in BST | Inorder Traversal | BFS | LeetCode Daily Challenge
16:36
2101. Detonate the Maximum Bombs | Recursion | BFS | LeetCode Daily Challenge
16:39
1547. Minimum Cost to Cut a Stick | DP | LeetCode Daily Challenge
15:47
1140. Stone Game II | DP | LeetCode Daily Challenge
17:30
837. New 21 Game | Probability + DP | LeetCode Daily Challenge
21:31
2542. Maximum Subsequence Score | LeetCode Daily Challenge
13:41
347. Top K Frequent Elements | LeetCode Daily Challenge
14:26
934. Shortest Bridge | Graphs | LeetCode Daily Challenge
19:28
399. Evaluate Division | GRAPHS | | LeetCode Daily Challenge POTD
20:03
785. Is Graph Bipartite? | GRAPHS | | LeetCode Daily Challenge POTD
12:24
2130. Maximum Twin Sum of a Linked List | In-Place | LeetCode Daily Challenge POTD | LinkedList
07:48
24. Swap Nodes in Pairs | Single Pass | LeetCode Daily Challenge POTD | LinkedList
22:15
2467. Most Profitable Path in a Tree | Intuit SDE Intern OA | Trees
08:32
1721. Swapping Nodes in a Linked List | Single Pass | LeetCode Daily Challenge POTD
21:19
1799. Maximize Score After N Operations | DP with Bit Masking | LeetCode Daily Challenge POTD
13:30
2140. Solving Questions With Brainpower | DP | LeetCode Daily Challenge POTD
15:02
1035. Uncrossed Lines | LCS | LeetCode Daily Challenge POTD
13:12
Adobe Coding Question | Online Assessment | MTS | Count Of Valid Triplets
19:42
1964. Find the Longest Valid Obstacle Course at Each Position | LIS | LeetCode Daily Challenge POTD
13:45
Microsoft Coding Question | Online Assessment | SDE | Minimum Time to Collect Garbage
17:51
1498. Number of Subsequences That Satisfy the Given Sum Condition | LeetCode Daily Challenge | POTD
09:37
1456. Maximum Number of Vowels in a Substring of Given Length | Sliding Window | LeetCode Daily
16:37
649. Dota2 Senate | LeetCode Daily Challenge | LeetCode POTD
17:57
1579. Remove Max Number of Edges to Keep Graph Fully Traversable | DSU | LeetCode Daily Challenge
16:26
1697. Checking Existence of Edge Length Limited Paths DSU | LeetCode Daily Challenge | LeetCode POTD
17:48
839. Similar String Groups | LeetCode Daily Challenge | LeetCode POTD
09:32
258. Add Digits | O(1) with Mathematical Proof | LeetCode Daily Challenge | LeetCode POTD
16:56
2336. Smallest Number in Infinite Set | LeetCode Daily Challenge | LeetCode POTD
13:54
2654. Minimum Number of Operations to Make All Array Elements Equal to 1 | LeetCode Weekly 342
20:09
Google Coding Question | Online Assessment | SDE | Ways To Partition Digit String Into K Substring
14:09
1416. Restore The Array | LeetCode Daily Challenge | LeetCode POTD
11:35
Amazon Coding Question | Online Assessment | SDE Intern | Maximum Greyness | Set 1 - Q2
18:48
1312. Minimum Insertion Steps to Make a String Palindrome | LeetCode Daily Challenge | LeetCode POTD
18:24
879. Profitable Schemes | LeetCode Daily Challenge | LeetCode POTD
15:10
662. Maximum Width of Binary Tree | LeetCode Daily Challenge | LeetCode POTD
10:29
1372. Longest ZigZag Path in a Binary Tree | LeetCode Daily Challenge | LeetCode POTD
18:00
2461. Cousins in Binary Tree II | LeetCode BiWeekly 102
14:54
2642. Design Graph With Shortest Path Calculator | LeetCode BiWeekly 102
05:42
1768. Merge Strings Alternately | LeetCode Daily Challenge | LeetCode POTD
09:33
2645. Minimum Additions to Make Valid String | LeetCode Weekly Contest 341
06:22
1431. Kids With the Greatest Number of Candies | LeetCode Daily Challenge | LeetCode POTD