Урок 1.00:01:36
Introduction
Урок 2.00:01:56
How to use this course
Урок 3.00:04:24
Big O Introduction
Урок 4.00:06:17
Big O Exercises
Урок 5.00:09:20
Formalizing Big O
Урок 6.00:05:33
Big O Simplification
Урок 7.00:04:51
Space complexity
Урок 8.00:06:30
Logarithms
Урок 9.00:08:05
Binary Search Algorithm
Урок 10.00:05:46
Binary Search Implementation
Урок 11.00:10:29
Sliding Window Technique
Урок 12.00:05:04
Sliding Window Implementation
Урок 13.00:09:09
Explanation - Move Zeroes - Easy #283
Урок 14.00:02:29
Code - Move Zeroes - Easy #283
Урок 15.00:02:34
[Custom Input - NEW] - Move Zeroes
Урок 16.00:11:59
Explanation - Boats to Save People - Medium #881
Урок 17.00:03:59
Code - Boats to Save People - Medium #881
Урок 18.00:05:40
[Custom Input - NEW] - Boats to save people
Урок 19.00:10:21
Explanation - Valid Mountain Array - Easy #941
Урок 20.00:03:50
Code - Valid Mountain Array - Easy #941
Урок 21.00:02:33
[Custom Input - NEW] - Valid Mountain Array
Урок 22.00:11:40
Explanation - Container With Most Water - Medium #11
Урок 23.00:05:00
Code - Container With Most Water - Medium #11
Урок 24.00:04:30
[Custom Input - NEW] - Container with most water
Урок 25.00:12:01
Explanation - Longest Substring Without Repeating Characters - Medium #3
Урок 26.00:02:51
Code - Longest Substring Without Repeating Characters - Medium #3
Урок 27.00:01:39
[Custom Input - NEW] - Longest Substring Without repeating characters
Урок 28.00:17:35
Explanation - Find First and Last Position of Element in Sorted Array-Medium #34
Урок 29.00:09:24
Code - Find First and Last Position of Element in Sorted Array - Medium #34
Урок 30.00:03:03
[Custom Input - NEW] - Find first and last position of element in sorted array
Урок 31.00:07:26
Explanation - First Bad Version - Easy #278
Урок 32.00:03:34
Code - First Bad Version - Easy #278
Урок 33.00:05:55
[Custom Input - NEW] - First Bad Version - Easy #278
Урок 34.00:08:38
Explanation - Missing Number - Easy #268
Урок 35.00:01:48
Code - Missing Number - Easy #268
Урок 36.00:01:34
[Custom Input - NEW] - Missing Number - Easy #268
Урок 37.00:05:00
Explanation - Count Primes - Easy #204
Урок 38.00:03:44
Code - Count Primes - Easy #204
Урок 39.00:01:29
[Custom Input - NEW] - Count Primes - Easy #204
Урок 40.00:05:05
Explanation - Single Number - Easy #136
Урок 41.00:00:55
Code - Single Number - Easy #136
Урок 42.00:01:00
[Custom Input - NEW] - Single Number - Easy#136
Урок 43.00:03:08
Explanation - Robot Return to Origin - Easy #657
Урок 44.00:01:54
Code - Robot Return to Origin - Easy #657
Урок 45.00:02:03
[Custom Input - NEW] - Robot Return to Origin - Easy #657
Урок 46.00:06:14
Explanation - Add Binary - Easy #67
Урок 47.00:05:19
Code - Add Binary - Easy #67
Урок 48.00:02:24
[Custom Input - NEW] - Add Binary - Easy #67
Урок 49.00:05:33
What are hash tables ?
Урок 50.00:07:06
Collision handling
Урок 51.00:03:48
Collision handling techniques comparison
Урок 52.00:06:51
Explanation - Two Sum - Easy #1
Урок 53.00:02:26
Code - Two Sum - Easy #1
Урок 54.00:02:13
[Custom Input] - Two Sum - Easy #1
Урок 55.00:05:00
Explanation - Contains Duplicate - Easy #217
Урок 56.00:02:06
Code - Contains Duplicate - Easy #217
Урок 57.00:01:43
[Custom Input] - Contains Duplicate - Easy #217
Урок 58.00:03:41
Explanation - Majority Element - Easy #169
Урок 59.00:01:54
Code - Majority Element - Easy #169
Урок 60.00:03:23
[Custom Input] - Majority Element - Easy #169
Урок 61.00:06:06
Explanation - Group Anagrams - Medium #49
Урок 62.00:03:44
Code - Group Anagrams - Medium #49
Урок 63.00:03:16
[Custom Input] - Group Anagrams - Medium #49
Урок 64.00:09:03
Explanation - 4Sum II - Medium #454
Урок 65.00:04:36
Code - 4Sum II - Medium #454
Урок 66.00:05:47
[Custom Input] - 4Sum II - Medium #454
Урок 67.00:14:35
Explanation - LRU Cache - Medium #146
Урок 68.00:04:49
Code - LRU Cache - Medium #146
Урок 69.00:04:10
[Custom Input] - LRU Cache - Medium #146
Урок 70.00:20:09
Explanation - Minimum Window Substring - Hard #76
Урок 71.00:10:20
Code - Minimum Window Substring - Hard #76
Урок 72.00:07:30
What are Linked Lists ?
Урок 73.00:05:02
Singly linked list creation implementation
Урок 74.00:07:32
Singly linked list insertion implementation
Урок 75.00:04:29
Singly linked list deletion implementation
Урок 76.00:02:59
Doubly Linked Lists
Урок 77.00:08:45
Doubly linked lists creation implementation
Урок 78.00:10:23
Doubly linked lists insertion implementation
Урок 79.00:08:47
Doubly linked list deletion implementation
Урок 80.00:07:11
Explanation - Merge Two Sorted Lists - Easy #21
Урок 81.00:05:22
Code - Merge Two Sorted Lists - Easy #21
Урок 82.00:06:02
[Custom Input - NEW] - Merge Two Sorted Lists - Easy #21
Урок 83.00:04:51
Explanation - Linked List Cycle - Easy #141
Урок 84.00:01:55
Code - Linked List Cycle - Easy #141
Урок 85.00:04:41
[Custom Input - NEW] - Linked List Cycle - Easy #141
Урок 86.00:08:30
Explanation - Reverse Linked List - Easy #206
Урок 87.00:02:10
Code - Reverse Linked List - Easy #206
Урок 88.00:04:12
[Custom Input - NEW] - Reverse Linked List - Easy #206
Урок 89.00:09:53
Explanation - Add Two Numbers - Medium #2
Урок 90.00:04:49
Code - Add Two Numbers - Medium #2
Урок 91.00:06:41
[Custom Input - NEW] - Add Two Numbers - Medium #2
Урок 92.00:07:28
Explanation - Remove Nth Node From End of List - Medium #19
Урок 93.00:02:36
Code - Remove Nth Node From End of List - Medium #19
Урок 94.00:04:36
[Custom Input - NEW] - Remove Nth Node From End of List - Medium #19
Урок 95.00:07:38
Explanation - Odd Even Linked List - Medium #328
Урок 96.00:04:04
Code - Odd Even Linked List - Medium #328
Урок 97.00:05:33
[Custom Input - NEW] - Odd Even Linked List - Medium #328
Урок 98.00:09:26
Explanation - Merge K Sorted Lists - Hard #23
Урок 99.00:08:02
Code - Merge K Sorted Lists - Hard #23
Урок 100.00:22:25
Explanation - Subsets - Medium #78
Урок 101.00:03:03
Code - Subsets - Medium #78
Урок 102.00:20:01
Explanation - Letter Combinations of a Phone Number - Medium #17
Урок 103.00:06:02
Code - Letter Combinations of a Phone Number - Medium #17
Урок 104.00:28:24
Explanation - Word Search - Medium #79
Урок 105.00:09:09
Code - Word Search - Medium #79
Урок 106.00:29:00
Explanation - Combination Sum - Medium #39
Урок 107.00:03:51
Code - Combination Sum - Medium #39
Урок 108.00:11:59
Explanation - Palindrome Partitioning - Medium #131
Урок 109.00:05:29
Code - Palindrome Partitioning - Medium #131
Урок 110.00:04:03
What are stacks ?
Урок 111.00:02:43
Stacks Implementation
Урок 112.00:03:28
What are Queues
Урок 113.00:02:17
Queues Implementation
Урок 114.00:04:05
What are Graphs ?
Урок 115.00:07:57
Directed Graph Implementation - Adjacency List
Урок 116.00:10:14
Directed Graph Implementation - Adjacency Matrix
Урок 117.00:07:29
Undirected Graph Implementation - Adjacency List
Урок 118.00:06:12
Undirected Graph Implementation - Adjacency Matrix
Урок 119.00:08:57
Depth First Search (DFS)
Урок 120.00:08:09
DFS implementation
Урок 121.00:08:35
Breadth First Search (BFS)
Урок 122.00:07:55
BFS Implementation
Урок 123.00:11:13
Dijkstra's Algorithm
Урок 124.00:08:13
Explanation - network delay time - Medium #743
Урок 125.00:08:55
Code - network delay time - Medium #743
Урок 126.00:11:40
What are trees ?
Урок 127.00:03:33
Trees Implementation
Урок 128.00:04:23
In-order Traversal Technique
Урок 129.00:04:48
In-order traversal implementation
Урок 130.00:04:05
Pre-order Traversal Technique
Урок 131.00:03:20
Pre-order traversal implementation
Урок 132.00:03:54
Post-order Traversal Technique
Урок 133.00:03:20
Post-order traversal implementation
Урок 134.00:06:44
What is a binary search tree (BST)
Урок 135.00:10:46
Binary Search tree creation and insertion implementation
Урок 136.00:06:31
Binary search tree searching Implementation
Урок 137.00:07:10
BInary search tree deletion implementation
Урок 138.00:08:30
Explanation - Symmetric Trees - Easy #101
Урок 139.00:02:45
Code - Symmetric Trees - Easy #101
Урок 140.00:12:04
Explanation - Maximum Depth of Binary Tree - Easy #104
Урок 141.00:02:15
Code - Maximum Depth of Binary Tree - Easy #104
Урок 142.00:06:31
Explanation - Path Sum - Easy #112
Урок 143.00:02:36
Code - Path Sum - Easy #112
Урок 144.00:14:46
Explanation- Lowest Common Ancestor of a Binary Tree - Medium #236
Урок 145.00:03:05
Code- Lowest Common Ancestor of a Binary Tree - Medium #236
Урок 146.00:10:30
Explanation - Kth Smallest Element in a BST - Medium #230
Урок 147.00:01:57
Code - Kth Smallest Element in a BST - Medium #230
Урок 148.00:11:01
Explanation - Serialize and Deserialize Binary Tree - hard #297
Урок 149.00:05:20
Code - Serialize and Deserialize Binary Tree - hard #297
Урок 150.00:23:45
Explanation - Binary Tree Maximum Path Sum - Hard #124
Урок 151.00:03:28
Code - Binary Tree Maximum Path Sum - Hard #124
Урок 152.00:06:07
Explanation - Min Stack - Easy #155
Урок 153.00:02:28
Code - Min Stack - Easy #155
Урок 154.00:09:19
Explanation - Valid Parenthesis - Easy #20
Урок 155.00:04:19
Code - Valid Parenthesis - Easy #20
Урок 156.00:10:54
Explanation - Binary Tree Level Order Traversal - Medium #102
Урок 157.00:03:23
Code - Binary Tree Level Order Traversal - Medium #102
Урок 158.00:14:44
Explanation - Binary Tree Zigzag Level Order Traversal - Medium #103
Урок 159.00:04:06
Code - Binary Tree Zigzag Level Order Traversal - Medium #103
Урок 160.00:10:28
Explanation - Binary Tree Postorder Traversal - Medium #145
Урок 161.00:02:14
Code - Binary Tree Postorder Traversal - Medium #145
Урок 162.00:06:52
What is Dynamic Programming ?
Урок 163.00:06:44
Explanation - House Robber - Easy #198
Урок 164.00:03:57
Code - House Robber - Easy #198
Урок 165.00:08:35
Explanation - Best Time to Buy and Sell Stock - Easy #121
Урок 166.00:02:13
Code - Best Time to Buy and Sell Stock - Easy #121
Урок 167.00:04:52
Explanation - Climbing Stairs - Easy #70
Урок 168.00:03:05
Code - Climbing Stairs - Easy #70
Урок 169.00:13:04
Explanation - Coin Change - Medium #322
Урок 170.00:04:04
Code - Coin Change - Medium #322
Урок 171.00:08:42
Explanation - Unique Paths - Medium #62
Урок 172.00:03:18
Code - Unique Paths - Medium #62
Урок 173.00:22:44
Explanation - Longest Palindromic Substring - Medium #5
Урок 174.00:04:25
Code - Longest Palindromic Substring - Medium #5
Урок 175.00:21:55
Explanation - Trapping Rain Water - Hard #42
Урок 176.00:04:22
Code - Trapping Rain Water - Hard #42
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