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Добавлен 5 фев 2022
Hey there! Welcome to my channel!
I’m Nihal Singh, a fresh B.Tech graduate from Bhilai Institute of Technology, Durg, with a major in Electronics and Telecommunications. I’ve cracked some amazing opportunities with top companies like Accenture and TCS, and now I’m here to share all the coding tips, tricks, and insights I’ve learned along the way!
If you're passionate about coding, problem-solving, or just want to level up your skills, you’re in the right place. On this channel, you'll find coding tutorials, exciting challenges, real-world projects, and career hacks to help you make your mark in the tech world.
Let’s learn, build, and grow together - it’s going to be an awesome ride!
I’m Nihal Singh, a fresh B.Tech graduate from Bhilai Institute of Technology, Durg, with a major in Electronics and Telecommunications. I’ve cracked some amazing opportunities with top companies like Accenture and TCS, and now I’m here to share all the coding tips, tricks, and insights I’ve learned along the way!
If you're passionate about coding, problem-solving, or just want to level up your skills, you’re in the right place. On this channel, you'll find coding tutorials, exciting challenges, real-world projects, and career hacks to help you make your mark in the tech world.
Let’s learn, build, and grow together - it’s going to be an awesome ride!
Word Search II (Leetcode 212) with Backtracking and Trie | Day 30 of 30 Days DSA Challenge
Word Search II (Leetcode 212) with Backtracking and Trie | Day 30 of 30 Days DSA Challenge | Canzova
📥 Download the Complete Excel Sheet: shorturl.at/FwqVs
📌 Leetcode Problem Link: leetcode.com/problems/word-search-ii
📌 30 Days DSA Challenge Complete Playlist: ruclips.net/p/PL6wliuyn6aRVSFnvcROorlZzYHM0zT7iw
🛠 What's Covered in This Video:
1. Explanation of the Word Search II problem (Leetcode 212) with a clear problem statement.
2. Step-by-step dry run of the solution using backtracking and trie data structure.
3. Detailed implementation of the algorithm in Leetcode's coding environment.
💼 Connect with Me on LinkedIn:
www.linkedin.com/in/nihalsingh2002/
⏱ Timelines for This Video:
0:00 - Introdu...
📥 Download the Complete Excel Sheet: shorturl.at/FwqVs
📌 Leetcode Problem Link: leetcode.com/problems/word-search-ii
📌 30 Days DSA Challenge Complete Playlist: ruclips.net/p/PL6wliuyn6aRVSFnvcROorlZzYHM0zT7iw
🛠 What's Covered in This Video:
1. Explanation of the Word Search II problem (Leetcode 212) with a clear problem statement.
2. Step-by-step dry run of the solution using backtracking and trie data structure.
3. Detailed implementation of the algorithm in Leetcode's coding environment.
💼 Connect with Me on LinkedIn:
www.linkedin.com/in/nihalsingh2002/
⏱ Timelines for This Video:
0:00 - Introdu...
Просмотров: 67
Видео
Implementing Trie Data Structure (Prefix Tree) | Day 29 of 30 Days DSA Challenge | Canzova
Просмотров 13021 день назад
Implementing Trie Data Structure (Prefix Tree) | Day 29 of 30 Days DSA Challenge | Canzova 📥 Download the Complete Excel Sheet: shorturl.at/FwqVs 📌 Leetcode Problem Link: leetcode.com/problems/implement-trie-prefix-tree 📌 30 Days DSA Challenge Complete Playlist: ruclips.net/p/PL6wliuyn6aRVSFnvcROorlZzYHM0zT7iw 🛠 What's Covered in This Video: 1. Explanation of the question statement related to T...
Permutations Recursive Backtracking Solution | Leetcode 46 | Day 28 of 30 Days DSA Challenge
Просмотров 4922 дня назад
Permutations Recursive Backtracking Solution | Leetcode 46 | Day 28 of 30 Days DSA Challenge | Canzova 📥 Download the Complete Excel Sheet: shorturl.at/FwqVs 📌 Leetcode Problem Link: leetcode.com/problems/permutations 📌 30 Days DSA Challenge Complete Playlist: ruclips.net/p/PL6wliuyn6aRVSFnvcROorlZzYHM0zT7iw 🛠 What's Covered in This Video: 1. Explanation of the LeetCode 46 question statement. 2...
Combination Sum | Leetcode 39 | Recursion + Backtracking | Day 27 of 30 Days DSA Challenge | Canzova
Просмотров 3023 дня назад
Combination Sum | Leetcode 39 | Recursion Backtracking | Day 27 of 30 Days DSA Challenge | Canzova 📥 Download the Complete Excel Sheet: shorturl.at/FwqVs 📌 Leetcode Problem Link: leetcode.com/problems/combination-sum 📌 30 Days DSA Challenge Complete Playlist: ruclips.net/p/PL6wliuyn6aRVSFnvcROorlZzYHM0zT7iw 🛠 What's Covered in This Video: 1. Detailed explanation of the Combination Sum problem f...
Jump Game (LeetCode 55) Greedy Algorithm Explained | Day 26 of 30 Days DSA Challenge | Canzova
Просмотров 12524 дня назад
Jump Game (LeetCode 55) Greedy Algorithm Explained | Day 26 of 30 Days DSA Challenge | Canzova 📥 Download the Complete Excel Sheet: shorturl.at/FwqVs 📌 Leetcode Problem Link: leetcode.com/problems/jump-game 📌 30 Days DSA Challenge Complete Playlist: ruclips.net/p/PL6wliuyn6aRVSFnvcROorlZzYHM0zT7iw 🛠 What's Covered in This Video: 1. Explanation of the "Jump Game" problem statement. 2. Overview o...
Partition Labels (Leetcode 763) - Greedy Algorithm Solution | Day 25 of 30 Days DSA Challenge
Просмотров 6025 дней назад
Partition Labels (Leetcode 763) - Greedy Algorithm Solution | Day 25 of 30 Days DSA Challenge | Canzova 📥 Download the Complete Excel Sheet: shorturl.at/FwqVs 📌 Leetcode Problem Link: leetcode.com/problems/partition-labels 📌 30 Days DSA Challenge Complete Playlist: ruclips.net/p/PL6wliuyn6aRVSFnvcROorlZzYHM0zT7iw 🛠 What's Covered in This Video: 1. Detailed explanation of Partition Labels proble...
Word Break | Memoization Approach | Dynamic Programming | Day 24 of 30 Days DSA Challenge | Canzova
Просмотров 19626 дней назад
Word Break | Memoization Approach | Dynamic Programming | Day 24 of 30 Days DSA Challenge | Canzova 📥 Download the Complete Excel Sheet: shorturl.at/FwqVs 📌 Leetcode Problem Link: leetcode.com/problems/word-break 📌 30 Days DSA Challenge Complete Playlist: ruclips.net/p/PL6wliuyn6aRVSFnvcROorlZzYHM0zT7iw 🛠 What's Covered in This Video: 1. Clear explanation of the Word Break problem statement. 2....
Longest Increasing Subsequence with Memoization | Day 23 of 30 Days DSA Challenge | Canzova
Просмотров 3427 дней назад
Longest Increasing Subsequence with Memoization | Day 23 of 30 Days DSA Challenge | Canzova 📥 Download the Complete Excel Sheet: shorturl.at/FwqVs 📌 Leetcode Problem Link: leetcode.com/problems/longest-increasing-subsequence 📌 30 Days DSA Challenge Complete Playlist: ruclips.net/p/PL6wliuyn6aRVSFnvcROorlZzYHM0zT7iw 🛠 What's Covered in This Video: 1. Explained the Longest Increasing Subsequence ...
Course Schedule with Topological Sort (Kahn's Algorithm) | Day 22 of 30 Days DSA Challenge | Canzova
Просмотров 11028 дней назад
Course Schedule with Topological Sort (Kahn's Algorithm) | Day 22 of 30 Days DSA Challenge | Canzova 📥 Download the Complete Excel Sheet: shorturl.at/FwqVs 📌 Leetcode Problem Link: leetcode.com/problems/course-schedule 📌 30 Days DSA Challenge Complete Playlist: ruclips.net/p/PL6wliuyn6aRVSFnvcROorlZzYHM0zT7iw 🛠 What's Covered in This Video: 1. Detailed explanation of the Course Schedule problem...
Number of Islands | Leetcode 200 | Using DFS | Day 21 of 30 Days DSA Challenge | Canzova
Просмотров 17229 дней назад
Number of Islands | Leetcode 200 | Using DFS | Day 21 of 30 Days DSA Challenge | Canzova 📥 Download the Complete Excel Sheet: shorturl.at/FwqVs 📌 Leetcode Problem Link: leetcode.com/problems/number-of-islands 📌 30 Days DSA Challenge Complete Playlist: ruclips.net/p/PL6wliuyn6aRVSFnvcROorlZzYHM0zT7iw 🛠 What's Covered in This Video: 1. Comprehensive explanation of the Number of Islands problem st...
Find Median from Data Stream | Leetcode 295 Solution | Day 20 of 30 Days DSA Challenge | Canzova
Просмотров 107Месяц назад
Find Median from Data Stream | Leetcode 295 Solution | Day 20 of 30 Days DSA Challenge | Canzova 📥 Download the Complete Excel Sheet: shorturl.at/FwqVs 📌 Leetcode Problem Link: leetcode.com/problems/find-median-from-data-stream 📌 30 Days DSA Challenge Complete Playlist: ruclips.net/p/PL6wliuyn6aRVSFnvcROorlZzYHM0zT7iw 🛠 What's Covered in This Video: 1. Clear explanation of the problem statement...
Kth Largest Element in Array using Max & Min Heap | Day 19 of 30 Days DSA Challenge | Canzova
Просмотров 71Месяц назад
Kth Largest Element in Array using Max & Min Heap | Day 19 of 30 Days DSA Challenge | Canzova 📥 Download the Complete Excel Sheet: shorturl.at/FwqVs 📌 Leetcode Problem Link: leetcode.com/problems/kth-largest-element-in-an-array 📌 30 Days DSA Challenge Complete Playlist: ruclips.net/p/PL6wliuyn6aRVSFnvcROorlZzYHM0zT7iw 🛠 What's Covered in This Video: 1. Explanation of the Kth Largest Element in ...
Lowest Common Ancestor of a Binary Search Tree | Leetcode 235 | Day 18 of 30 Days DSA Challenge
Просмотров 80Месяц назад
Lowest Common Ancestor of a Binary Search Tree | Leetcode 235 | Day 18 of 30 Days DSA Challenge | Canzova 📥 Download the Complete Excel Sheet: shorturl.at/FwqVs 📌 Leetcode Problem Link: leetcode.com/problems/lowest-common-ancestor-of-a-binary-search-tree 📌 30 Days DSA Challenge Complete Playlist: ruclips.net/p/PL6wliuyn6aRVSFnvcROorlZzYHM0zT7iw 🛠 What's Covered in This Video: 1. Explanation of ...
Validate Binary Search Tree | LeetCode 98 | BST Validation | Day 17 of 30 Days DSA Challenge
Просмотров 124Месяц назад
Validate Binary Search Tree | LeetCode 98 | BST Validation | Day 17 of 30-Day DSA Challenge | Canzova 📥 Download the Complete Excel Sheet: shorturl.at/FwqVs 📌 Leetcode Problem Link: leetcode.com/problems/validate-binary-search-tree 📌 30 Days DSA Challenge Complete Playlist: ruclips.net/p/PL6wliuyn6aRVSFnvcROorlZzYHM0zT7iw 🛠 What's Covered in This Video: 1. Clear explanation of the Validate Bina...
Maximum Depth of Binary Tree | LeetCode 104 | Day 16 of 30 Days DSA Challenge | Canzova
Просмотров 53Месяц назад
Maximum Depth of Binary Tree | LeetCode 104 | Day 16 of 30 Days DSA Challenge | Canzova 📥 Download the Complete Excel Sheet: shorturl.at/FwqVs 📌 Leetcode Problem Link: leetcode.com/problems/maximum-depth-of-binary-tree 📌 30 Days DSA Challenge Complete Playlist: ruclips.net/p/PL6wliuyn6aRVSFnvcROorlZzYHM0zT7iw 🛠 What's Covered in This Video: 1. Detailed explanation of the "Maximum Depth of Binar...
Continuity 💯
Helped me alot 💯
Thank you brother for this insightful series it really helped me 🎉
Challenge Completed 🎉
30 days DSA challenge completed 😎💯💯💯
If you found this video helpful, don't forget to like it! Also, share your 30 days DSA journey on LinkedIn and tag me-I’d love to see your progress!
Day 29 ✅
Consistency++
If you found this video helpful, don't forget to like it! Also, share your 30 days DSA journey on LinkedIn and tag me-I’d love to see your progress!
Consistency++
Day 28 ✅
If you found this video helpful, don't forget to like it! Also, share your 30 days DSA journey on LinkedIn and tag me-I’d love to see your progress!
Day 27 ✅
Consistency++
If you found this video helpful, don't forget to like it! Also, share your 30 days DSA journey on LinkedIn and tag me-I’d love to see your progress!
restart kardi sir wapas
Day 26 ✅
Consistency++
If you found this video helpful, don't forget to like it! Also, share your 30 days DSA journey on LinkedIn and tag me-I’d love to see your progress!
Consistency++
Day 25 ✅
If you found this video helpful, don't forget to like it! Also, share your 30 days DSA journey on LinkedIn and tag me-I’d love to see your progress!
Day 24 ✅
Consistency++
Thank you for that in depth dry run 🙌🏻💯
Thank You !!
If you found this video helpful, don't forget to like it! Also, share your 30 days DSA journey on LinkedIn and tag me-I’d love to see your progress!
This just randomly popped on my recommendations and I'm glad it did 🧡
Glad you found it helpful! 🧡 Thanks for watching!
Consistency++
Day 23 ✅
If you found this video helpful, don't forget to like it! Also, share your 30 days DSA journey on LinkedIn and tag me-I’d love to see your progress!
Consistency++
Consistency++
Day 22 ✅
If you found this video helpful, don't forget to like it! Also, share your 30 days DSA journey on LinkedIn and tag me-I’d love to see your progress!
Thank you for that in-depth dry run. It was really very helpful 💯🙌🏻
So happy it helped you understand the concept!
Consistency++
If you found this video helpful, don't forget to like it! Also, share your 30 days DSA journey on LinkedIn and tag me-I’d love to see your progress!
found something great randomly!! thanks!
Glad you found it helpful!
sir how can we use the QuickSelect algorithm here?
I'll try to make a separate video on it.
Day 20 ✅
The way you moved from sorting ---> max heap ---> min and Max Heap. 👏🏻👏🏻
I hope it was helpful!!!
Even after 6 pm you haven't uploaded the video, so I thought you will not upload video today. But thank you for upload this video ❤
I may upload video a little late, but I will complete this 30 days challenge for sure, with consistency.
If you found this video helpful, don't forget to like it! Also, share your 30 days DSA journey on LinkedIn and tag me-I’d love to see your progress!
Day 19 ✅
Such an amazing explanation Sir !!! 👏🏻👏🏻
Thanks a ton
Consistency++
If you found this video helpful, don't forget to like it! Also, share your 30 days DSA journey on LinkedIn and tag me-I’d love to see your progress!
Day 18 ✅
The way you have used the property of BST, was really mind blowing 👌
Thank You !!!
Can't we solve it using the approch of finding LCA in a Binary Tree ?? 🌴
Yes! It's possible to adapt the binary tree LCA approach for a binary search tree.