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1,139,595 results

Nikhil Lohia
Backtracking made easy | Algorithmic Paradigms | Real life example | Study Algorithms

Super helpful resources available here: https://nikoo28.github.io/all-my-links/ To see more videos like this, you can buy me a ...

15:13
Backtracking made easy | Algorithmic Paradigms | Real life example | Study Algorithms

51,263 views

3 years ago

Nikhil Lohia
Coding Interview Patterns - Two Pointers

Schedule a 1:1 session with me: https://topmate.io/nikoo28 Join this channel to get access to perks: ...

19:02
Coding Interview Patterns - Two Pointers

19,464 views

6 months ago

Nikhil Lohia
Word Break (LeetCode 139) | Full Solution using memoization and dynamic programming

Join this channel to get access to perks: https://www.youtube.com/channel/UCT-S2ngqEBoYCM5UKuNeELg/join Actual problem ...

17:18
Word Break (LeetCode 139) | Full Solution using memoization and dynamic programming

25,940 views

11 months ago

Nikhil Lohia
Create Binary Tree from pre-order and in-order traversal (LeetCode 105) | Easiest explanation

Actual Problem: https://leetcode.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal/description/ Chapters: ...

13:52
Create Binary Tree from pre-order and in-order traversal (LeetCode 105) | Easiest explanation

27,741 views

2 years ago

Nikhil Lohia
Jump Game (LeetCode 55) | Full solution with animations and visuals | Greedy Algorithms

Super helpful resources available here: https://nikoo28.github.io/all-my-links/ To see more videos like this, you can buy me a ...

18:35
Jump Game (LeetCode 55) | Full solution with animations and visuals | Greedy Algorithms

52,497 views

2 years ago

Nikhil Lohia
Majority Element (LeetCode 169) | Full solution with 4 different methods | Interview Essential

A majority candidate is defined as more than 50%. So in a given array of integers you have different methods to find it. Watch the ...

15:15
Majority Element (LeetCode 169) | Full solution with 4 different methods | Interview Essential

48,569 views

3 years ago

Nikhil Lohia
Longest Repeating Substring without repeating characters (LeetCode 3) | Two pointer approach

Join this channel to get access to perks: https://www.youtube.com/channel/UCT-S2ngqEBoYCM5UKuNeELg/join Actual problem ...

17:30
Longest Repeating Substring without repeating characters (LeetCode 3) | Two pointer approach

41,032 views

10 months ago

Nikhil Lohia
Isomorphic Strings (LeetCode 205) | Full solution using a HashMap | Easy to understand

Super helpful resources available here: https://nikoo28.github.io/all-my-links/ To see more videos like this, you can buy me a ...

15:27
Isomorphic Strings (LeetCode 205) | Full solution using a HashMap | Easy to understand

76,253 views

2 years ago

Nikhil Lohia
Longest Consecutive Sequence (LeetCode 128) | Full solution quick and easy explanation | Interviews

As direct this problem looks, the trickier it is to solve in O(n) time complexity. In this video learn how to build a better solution on top ...

18:51
Longest Consecutive Sequence (LeetCode 128) | Full solution quick and easy explanation | Interviews

39,032 views

3 years ago

Nikhil Lohia
Coding Interview Patterns - HashSet and HashMap

Schedule a 1:1 session with me: https://topmate.io/nikoo28 Join this channel to get access to perks: ...

19:40
Coding Interview Patterns - HashSet and HashMap

9,969 views

5 months ago

Nikhil Lohia
Quick Sort super easy explanation with animations and example | Full implementation and code

Quick Sort is a really popular but at the same time a little tricky algorithm to perform sorting. It is used extensively so that your code ...

19:00
Quick Sort super easy explanation with animations and example | Full implementation and code

8,833 views

5 years ago

Nikhil Lohia
Climbing Stairs (LeetCode 70) | Full solution with animations | Dynamic Easy | Study Algorithms

Super helpful resources available here: https://nikoo28.github.io/all-my-links/ To see more videos like this, you can buy me a ...

16:35
Climbing Stairs (LeetCode 70) | Full solution with animations | Dynamic Easy | Study Algorithms

75,674 views

3 years ago

Nikhil Lohia
3 Sum (LeetCode 15) | Full solution with examples and visuals | Interview Essential

Super helpful resources available here: https://nikoo28.github.io/all-my-links/ To see more videos like this, you can buy me a ...

14:32
3 Sum (LeetCode 15) | Full solution with examples and visuals | Interview Essential

158,763 views

2 years ago

Nikhil Lohia
Level order traversal of Binary Tree | Step by step demo with example | Study Algorithms

When you look at a binary tree, the first thing you might see is that each node is at a different height. This simply implies that you ...

14:51
Level order traversal of Binary Tree | Step by step demo with example | Study Algorithms

16,504 views

4 years ago

Nikhil Lohia
Maximum Average Subarray (LeetCode 643) | Sliding Window Algorithm | Full solution with animations

Actual problem on HackerRank: https://leetcode.com/problems/maximum-average-subarray-i/description/ Chapters: 00:00 - Intro ...

13:22
Maximum Average Subarray (LeetCode 643) | Sliding Window Algorithm | Full solution with animations

42,689 views

2 years ago

Nikhil Lohia
Spiral Matrix (LeetCode 54) | Full Solution with Visualizations | Study Algorithms

Actual Problem: https://leetcode.com/problems/spiral-matrix/ Chapters: 00:00 - Intro 01:07 - Problem Statement and Description ...

13:27
Spiral Matrix (LeetCode 54) | Full Solution with Visualizations | Study Algorithms

44,079 views

2 years ago

Nikhil Lohia
Happy Number (LeetCode 202) | Full solution with with easy explanation | Study Algorithms

Super helpful resources available here: https://nikoo28.github.io/all-my-links/ Logically and mathematically, there is no definition ...

12:20
Happy Number (LeetCode 202) | Full solution with with easy explanation | Study Algorithms

50,777 views

3 years ago

Nikhil Lohia
Sort Colors (LeetCode 75) | Dutch National Flag Problem | Full Solution with Visuals and Animations

Actual Problem: https://leetcode.com/problems/sort-colors/ Chapters: 00:00 - Intro 00:40 - Problem Statement and Description ...

15:47
Sort Colors (LeetCode 75) | Dutch National Flag Problem | Full Solution with Visuals and Animations

49,333 views

2 years ago

Nikhil Lohia
Unique Paths (LeetCode 62) | Full Dynamic Programming method with Memoization

Join this channel to get access to perks: https://www.youtube.com/channel/UCT-S2ngqEBoYCM5UKuNeELg/join Actual Problem: ...

15:48
Unique Paths (LeetCode 62) | Full Dynamic Programming method with Memoization

10,785 views

1 year ago

Nikhil Lohia
House Robber (LeetCode 198) | Full solution with diagrams | Easy explanation | Study Algorithms

Super helpful resources available here: https://nikoo28.github.io/all-my-links/ To find an efficient solution to such problems, always ...

14:31
House Robber (LeetCode 198) | Full solution with diagrams | Easy explanation | Study Algorithms

59,504 views

3 years ago