Final Demo AR
CoderCreek
Final Demo AR
3:14
Remove All Adjacent Duplicates In String | June Leetcode Challenge
CoderCreek
Remove All Adjacent Duplicates In String | June Leetcode Challenge
6:29
Candy | June leetcode Challenge
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Candy | June leetcode Challenge
6:21
Pascal's Triangle | June Leetcode Challenge
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Pascal's Triangle | June Leetcode Challenge
3:29
Swim in Rising Water | Priority Queue | June Leetcode Challenge
CoderCreek
Swim in Rising Water | Priority Queue | June Leetcode Challenge
8:40
Maximum Units on a Truck | June Leetcode Challenge
CoderCreek
Maximum Units on a Truck | June Leetcode Challenge
7:37
My Calendar I | Tree Map I June Leetcode Challenge
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My Calendar I | Tree Map I June Leetcode Challenge
5:57
Construct Binary Tree from Preorder and Inorder Traversal | June Leetcode Challenge
CoderCreek
Construct Binary Tree from Preorder and Inorder Traversal | June Leetcode Challenge
9:43
Min Cost Climbing Stairs | Dynamic Programming | June Leetcode Challenge
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Min Cost Climbing Stairs | Dynamic Programming | June Leetcode Challenge
6:42
Longest Consecutive Sequence | June Leetcode Challenge
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Longest Consecutive Sequence | June Leetcode Challenge
8:12
Maximum Performance of a Team | June Leetcode Challenge
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Maximum Performance of a Team | June Leetcode Challenge
11:48
Maximum Area of a Piece of Cake After Horizontal and Vertical Cuts | June Leetcode Challenge
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Maximum Area of a Piece of Cake After Horizontal and Vertical Cuts | June Leetcode Challenge
6:21
Max Area of Island | DFS | June Leetcode Challenge
CoderCreek
Max Area of Island | DFS | June Leetcode Challenge
8:08
Search Suggestions System | Trie | May Leetcode Challenge
CoderCreek
Search Suggestions System | Trie | May Leetcode Challenge
16:29
Maximum Erasure Value | Sliding Window Approach | May Leetcode Challenge
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Maximum Erasure Value | Sliding Window Approach | May Leetcode Challenge
12:19
Partitioning Into Minimum Number Of Deci-Binary Numbers | May Leetcode Challenge
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Partitioning Into Minimum Number Of Deci-Binary Numbers | May Leetcode Challenge
8:04
Evaluate Reverse Polish Notation | May Leetcode Challenge
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Evaluate Reverse Polish Notation | May Leetcode Challenge
5:09
To Lower Case | May Leetcode Challenge
CoderCreek
To Lower Case | May Leetcode Challenge
3:43
Find and Replace Pattern | May Leetcode Challenge
CoderCreek
Find and Replace Pattern | May Leetcode Challenge
5:50
Binary Tree Level Order Traversal | May Leetcode Challenge
CoderCreek
Binary Tree Level Order Traversal | May Leetcode Challenge
11:52
Minimum Moves to Equal Array Elements II | May Leetcode Challenge
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Minimum Moves to Equal Array Elements II | May Leetcode Challenge
6:45
Find Duplicate File in System | Hash Map | May Leetcode Challenge
CoderCreek
Find Duplicate File in System | Hash Map | May Leetcode Challenge
18:18
Longest String Chain | Dynamic Programming | May Leetcode Challenge
CoderCreek
Longest String Chain | Dynamic Programming | May Leetcode Challenge
13:16
Binary Tree Cameras | May Leetcode Challenge
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Binary Tree Cameras | May Leetcode Challenge
8:14
Valid Number | May Leetcode Challenge
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Valid Number | May Leetcode Challenge
8:23
Flatten Binary Tree to Linked List | Stack | May Leetcode Challenge
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Flatten Binary Tree to Linked List | Stack | May Leetcode Challenge
10:51
Range Sum Query 2D - Immutable | Cumulative Sum Approach | May Leetcode Challenge
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Range Sum Query 2D - Immutable | Cumulative Sum Approach | May Leetcode Challenge
13:14
Maximum Points You Can Obtain from Cards | Sliding Window Approach | May Leetcode Challenge
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Maximum Points You Can Obtain from Cards | Sliding Window Approach | May Leetcode Challenge
11:19
Running Sum of 1d Array | May Leetcode Challenge
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Running Sum of 1d Array | May Leetcode Challenge
6:03
Prefix and Suffix Search | Trie | May Leetcode Challenge
CoderCreek
Prefix and Suffix Search | Trie | May Leetcode Challenge
15:24
Trie - Introduction and Memory Representation | Data Structures | Trie
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Trie - Introduction and Memory Representation | Data Structures | Trie
12:11
Powerful Integers | April Leetcode Challenge
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Powerful Integers | April Leetcode Challenge
11:35
Find First and Last Position of Element in Sorted Array | Binary Search | April Leetcode Challenge
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Find First and Last Position of Element in Sorted Array | Binary Search | April Leetcode Challenge
8:10
Unique Paths II | April Leetcode Challenge
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Unique Paths II | April Leetcode Challenge
9:49
Power of Three | April Leetcode Challenge
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Power of Three | April Leetcode Challenge
4:21
Furthest Building You Can Reach | Priority Queue | April Leetcode Challenge
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Furthest Building You Can Reach | Priority Queue | April Leetcode Challenge
12:56
Rotate Image | April Leetcode Challenge
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Rotate Image | April Leetcode Challenge
9:44
Count Binary Substrings | April Leetcode Challenge
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Count Binary Substrings | April Leetcode Challenge
11:16
Brick Wall | April Leetcode Challenge
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Brick Wall | April Leetcode Challenge
11:17
Remove All Adjacent Duplicates in String II | Recursive Approach | April Leetcode Challenge
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Remove All Adjacent Duplicates in String II | Recursive Approach | April Leetcode Challenge
6:03
Fibonacci Number | April Leetcode Challenge
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Fibonacci Number | April Leetcode Challenge
2:49
Partition List | Two Pointer Approach | April Leetcode Challenge
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Partition List | Two Pointer Approach | April Leetcode Challenge
9:30
Deepest Leaves Sum | BFS | April Leetcode Challenge
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Deepest Leaves Sum | BFS | April Leetcode Challenge
4:32
Longest Increasing Path in a Matrix | Dynamic Programming | April Leetcode Challenge
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Longest Increasing Path in a Matrix | Dynamic Programming | April Leetcode Challenge
10:30
Determine if String Halves Are Alike | April Leetcode Challenge
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Determine if String Halves Are Alike | April Leetcode Challenge
8:20
Minimum Operations to Make Array Equal | One Line Answer | April Leetcode Challenge
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Minimum Operations to Make Array Equal | One Line Answer | April Leetcode Challenge
10:24
Global and Local Inversions | Math formula | April Leetcode Challenge
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Global and Local Inversions | Math formula | April Leetcode Challenge
7:29
Design Circular Queue | April Leetcode Challenge
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Design Circular Queue | April Leetcode Challenge
5:55
Longest Valid Parentheses | April Leetcode Challenge
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Longest Valid Parentheses | April Leetcode Challenge
15:58
Ones and Zeroes | Dynamic Programming | April Leetcode Challenge
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Ones and Zeroes | Dynamic Programming | April Leetcode Challenge
8:38
Palindrome Linked List | Find Middle of Linked List | April Leetcode Challenge
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Palindrome Linked List | Find Middle of Linked List | April Leetcode Challenge
8:14
Russian Doll Envelopes | LIS | March Leetcode Challenge
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Russian Doll Envelopes | LIS | March Leetcode Challenge
8:06
Flip Binary Tree To Match Preorder Traversal | March LeetCode Challenge
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Flip Binary Tree To Match Preorder Traversal | March LeetCode Challenge
7:41
Reconstruct Original Digits from English | March LeetCode Challenge
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Reconstruct Original Digits from English | March LeetCode Challenge
10:04
Palindromic Substrings | March Lectcode Challenge
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Palindromic Substrings | March Lectcode Challenge
6:31
Word Subsets | Hashing | March Leetcode Challenge | Problem Number 916
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Word Subsets | Hashing | March Leetcode Challenge | Problem Number 916
10:22
Pacific Atlantic Water Flow | LeetCode March Challenge
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Pacific Atlantic Water Flow | LeetCode March Challenge
17:24
Advantage Shuffle | Greedy Approach | March Lectcode Challenge
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Advantage Shuffle | Greedy Approach | March Lectcode Challenge
12:24
3Sum With Multiplication | 2 Pointer Approach | March LeetCode Challenge
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3Sum With Multiplication | 2 Pointer Approach | March LeetCode Challenge
10:10
Vowel Spellchecker | Hash Map | March Leetcode Challenge
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Vowel Spellchecker | Hash Map | March Leetcode Challenge
14:34
Reordered Power of 2n | March Leetcode Challenge
CoderCreek
Reordered Power of 2n | March Leetcode Challenge
7:51
Design Underground System | HashMap | March Leetcode Challenge
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Design Underground System | HashMap | March Leetcode Challenge
11:23
Keys and Rooms | Graph | DFS | March LeetCode Challenge
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Keys and Rooms | Graph | DFS | March LeetCode Challenge
6:39
Wiggle Subsequence | March LeetCode Challenge
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Wiggle Subsequence | March LeetCode Challenge
13:11
Generate Random Point in a Circle | March LeetCode Challenge
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Generate Random Point in a Circle | March LeetCode Challenge
9:00
Best Time to Buy and Sell Stock with Transaction Fee | March LeetCode Solution
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Best Time to Buy and Sell Stock with Transaction Fee | March LeetCode Solution
12:07
Encode and Decode TinyURL | March LeetCode Challenge
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Encode and Decode TinyURL | March LeetCode Challenge
3:01
Swapping Nodes in a Linked List | March LeetCode Challenge
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Swapping Nodes in a Linked List | March LeetCode Challenge
9:36
Binary Trees with Factors | LeetCode 823 | Dynamic Programming |LeetCode March Challenge
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Binary Trees with Factors | LeetCode 823 | Dynamic Programming |LeetCode March Challenge
17:48
Check If a String Contains All Binary Codes of Size K | Leetcode March Challenge
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Check If a String Contains All Binary Codes of Size K | Leetcode March Challenge
8:41
Coin Change | Dynamic Programming | March Leetcode Challenge
CoderCreek
Coin Change | Dynamic Programming | March Leetcode Challenge
17:16
Integer to Roman | Leetcode March Challenge
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Integer to Roman | Leetcode March Challenge
11:53
Add one row to tree | Leetcode March Challenge
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Add one row to tree | Leetcode March Challenge
12:07
Remove Palindromic Subsequences | Leetcode March Challenge
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Remove Palindromic Subsequences | Leetcode March Challenge
5:43
Design Hashmap | Leetcode March Challenge
CoderCreek
Design Hashmap | Leetcode March Challenge
4:20
Short Encoding of Words | Trie | March LeetCode Challenge
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Short Encoding of Words | Trie | March LeetCode Challenge
13:23
Average of Levels in a binary Tree | Leetcode March Challenge
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Average of Levels in a binary Tree | Leetcode March Challenge
11:04
Intersection of Two Linked Lists | March LeetCode Challenge
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Intersection of Two Linked Lists | March LeetCode Challenge
8:57
Missing Number | LeetCode March Challenge
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Missing Number | LeetCode March Challenge
5:03
Set Mismatch | Hashing | March LeetCode Challenge
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Set Mismatch | Hashing | March LeetCode Challenge
5:30
Distribute Candies | March Leetcode Challenge
CoderCreek
Distribute Candies | March Leetcode Challenge
5:01
Maximum Frequency Stack | Leetcode February Challenge
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Maximum Frequency Stack | Leetcode February Challenge
13:42
Divide Two Integers | LeetCode February Challenge
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Divide Two Integers | LeetCode February Challenge
23:16
Validate Stack Sequences | Leetcode February Challenge
CoderCreek
Validate Stack Sequences | Leetcode February Challenge
12:55
Shortest Unsorted Continuous Subarray | February Leetcode Challenge
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Shortest Unsorted Continuous Subarray | February Leetcode Challenge
13:02
Score of Parentheses | Leetcode February Challenge
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Score of Parentheses | Leetcode February Challenge
11:47
Search a 2D Matrix II | February LeetCode Challenge
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Search a 2D Matrix II | February LeetCode Challenge
9:00
Longest Word in Dictionary through Deleting | February LeetCode Challenge
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Longest Word in Dictionary through Deleting | February LeetCode Challenge
13:28
Broken calculator | February LeetCode Challenge
CoderCreek
Broken calculator | February LeetCode Challenge
10:49
Roman to Integer | LeetCode Challenge (20 Feb) | Hashmap
CoderCreek
Roman to Integer | LeetCode Challenge (20 Feb) | Hashmap
12:19