25 Sep 2025
A detailed explanation to tackle it properly!
LeetCode 120 Triangle | Dynamic Programming | Easy to Understand
youtu.be/HYTOKlsqb6M
#leetcode #codeharmony #leetcodedaily #dp
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28 Apr 2025
π Asked in #Meta & #Google
Solve LeetCode 2302: Count Subarrays With Score < K using Variable Sliding Window! π₯
πΊ Watch now: youtu.be/lm2yknDLQtM
#LeetCode #Meta #Google #DSA #SlidingWindow #CodingInterview #CodeHarmony
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25 Apr 2025
LeetCode 2845 Count of Interesting Subarrays | Prefix Sum | Detailed Explanation | Asked in Google
youtu.be/lm2yknDLQtM
#leetcode
#dsa #codeharmony
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18 Apr 2025
π New video on Leetcode 38 - Count and Say!
π String encoding problem asked in Google, Amazon, Microsoft, Apple, Adobe!
π‘ Simple explanation clean code.
πΊ Check it out: youtu.be/ZloO-vPUdoo
#leetcode #dsa #codeharmony #coding
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13 Apr 2025
π Explained Binary (Fast) Exponentiation β super useful for coding interviews (Amazon, Google, etc.)!
π₯ Watch here: youtu.be/NFBhqyaGaAE
β‘ Learn to compute powers in O(log n) time with clean code clear logic.
#DSA #Java #BinaryExponentiation #leetcode #codeharmony
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10 Apr 2025
π Powerful Integers | Digit DP Explained Step-by-Step
π Started from easy brute force β‘οΈ built up to Digit DP
π‘ Asked in Sprinklr interviews!
π― Simple and intuitive explanation clean code
πΊ Watch now: youtu.be/MTkIK-MU4QI
#leetcode #dp #codeharmony
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4 Apr 2025
4 Apr 2025
I have used a beginner friendly approach to keep it simple!
LeetCode 1123 Lowest Common Ancestor of Deepest Leaves | Tree | Recursion | Leetcode 865 | Meta π₯
youtu.be/_hXAsO6p9nM
#leetcode #dsa #codeharmony
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4 Apr 2025
I have used a beginner friendly approach to keep it simple!
LeetCode 1123 Lowest Common Ancestor of Deepest Leaves | Tree | Recursion | Leetcode 865 | Meta π₯
youtu.be/_hXAsO6p9nM
#leetcode #dsa #codeharmony
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15 Mar 2025
House Robber III β An extension of the standard House Robber DP problem! π‘π°
π₯ Asked in: #Google, #Amazon, #Meta, #Microsoft, #Adobe
Watch the detailed explanation here: π₯π
π youtu.be/xZYVvph1I-I
#leetcode #dsa #maang #codeharmony #codinginterview #dynamicprogramming
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14 Mar 2025
Binary Search on Answer Space π β Must-Know Interview Trick!
This problem was asked in Google & Amazon! Learn how to solve it using Binary Search on Answer Space in my latest video. π―
πΊ Watch here π youtu.be/DUgHpbrowuc
#dsa #leetcode #codeharmony
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13 Mar 2025
Google Interview Question! π₯π
3355. Zero Array Transformation I
This problem, asked in Google, is based on the Difference Array concept! π‘
π Watch the full solution here:youtu.be/4XTz1V2rM6I
Try it out and share your approach! π¬β¨
#dsa #leetcode #codeharmony
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13 Mar 2025
This is a must-know concept for efficient range updatesβdon't miss out! π₯
#dsa #leetcode #codeharmony
13 Mar 2025
π Must-Know DSA Concept: Difference Array for O(1) Range Updates!
Learn how Difference Array makes updates O(1) time with LeetCode 370: Range Addition.
π₯ youtu.be/M0AU0WyZKuQ
#DSA #LeetCode #Coding #CompetitiveProgramming #ProblemSolving #CodeHarmony #DSAConcept
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13 Mar 2025
π Must-Know DSA Concept: Difference Array for O(1) Range Updates!
Learn how Difference Array makes updates O(1) time with LeetCode 370: Range Addition.
π₯ youtu.be/M0AU0WyZKuQ
#DSA #LeetCode #Coding #CompetitiveProgramming #ProblemSolving #CodeHarmony #DSAConcept
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9 Mar 2025
Fixed Sliding Window | Asked in Google π
Check out the detailed explanation of the "Alternating Groups II" problem using the fixed sliding window approach!
π Video/Article Link: youtu.be/51E6hoWVigo
Let me know your thoughts! π₯
#leetcode #coding #dsa #codeharmony
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7 Mar 2025
π Prime Numbers in Coding Interviews! π
TikTok asked LeetCode 2523: Closest Prime Numbers in Range π
Explaining:
β
sqrt(n) method for primality check
β
Sieve of Eratosthenes for fast prime finding
π₯π youtu.be/w3z2bDRceRY
#DSA #LeetCode #Prime #CodeHarmony
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1 Mar 2025
π Beginner friendly problem to get started with problem solving,
Practice with this easy Array/Two Pointers based Amazon interview question!
π₯ Watch now: youtu.be/9_Bq597dykw
#DSA #LeetCode #CodingInterview #CodeHarmony
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28 Feb 2025
π₯ LeetCode 1092 | Shortest Common Supersequence π₯
Asked in Google, Amazon, Meta! Solve it using LCS DP to construct the shortest supersequence.
πΊ Watch step-by-step breakdown: youtu.be/dTV_IanBtXw
#LeetCode #DynamicProgramming #Google #Amazon #CodeHarmony #DSA #LCS
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25 Feb 2025
π Google Interview Question: Count subarrays with an odd sum efficiently!
πΉ Use prefix sum
πΉ Maintain even & odd prefix sum counts
πΉ O(n) time, O(1) space
Watch my detailed explanation π₯π
π youtu.be/3UAOyp8KsQo
#DSA #LeetCode #Coding #CodeHarmony
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24 Feb 2025
π Asked in Amazon, Google, Intuit!
A Tree DFS problem where Alice maximizes profit while Bob follows his own path. Easy explanation with an efficient approach!
π Watch now: youtu.be/ngTRBEr7z2g
#DSA #LeetCode #CodingInterview #Amazon #Google #DFS #Graph #CodeHarmony
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22 Feb 2025
βLeetCode 1028 - Recover a Tree From Preorder Traversalβ is a hard tree problem asked in top companies like Google, Amazon, and Meta.
Iβve broken it down into an easy-to-follow solution. Check it out!
π½οΈ Watch here: youtu.be/z-bHYtkNdNs
#LeetCode #DSA #Codeharmony
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