On Day 287 of my #300daysofcode challenge, I'm sharing my solution to LeetCode Problem 2125, "Number of Laser Beams in a Bank." This problem is an excellent example of a linear-time problem that requires careful state tracking. My video provides a clear walkthrough of this efficient method, which is a valuable skill for any developer and a great way to practice writing clean, logical code. #DataStructures #Algorithms #LeetCode #CodingInterview #Programming #ProblemSolving #300daysofcode
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On Day 285 of my #300daysofcode challenge, I'm sharing my solution to LeetCode Problem 2048, "Next Greater Numerically Balanced Number." This problem requires a focused iterative search and a helper function to verify the unique "balanced" property (where each digit $d$ appears $d$ times). My video provides a clear walkthrough of this logical method, a valuable skill for any developer and a great way to practice writing clean, reusable validation code. #DataStructures #Algorithms #LeetCode #CodingInterview #Programming #ProblemSolving #300daysofcode
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On Day 304 of the coding journey, I'm sharing my solution to LeetCode Problem 852, "Peak Index in a Mountain Array." This problem is a great test of recognizing and leveraging the monotonic property inherent in the array's structure. My video provides a clear walkthrough of the Binary Search adaptation, which is a valuable skill for technical interviews and essential for solving problems in $O(\log N)$ time. #DataStructures #Algorithms #LeetCode #CodingInterview #Programming #BinarySearch #Optimization
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On Day 290 of my #300daysofcode challenge, I'm sharing my solution to LeetCode Problem 1526, "Minimum Number of Increments on Subarrays to Form a Target Array." This problem is a brilliant application of the greedy algorithm and differential thinking. My video provides a clear walkthrough of this elegant approach, which is a valuable skill for technical interviews and a great way to think about optimization in sequential operations. #DataStructures #Algorithms #LeetCode #CodingInterview #Programming #GreedyAlgorithm #300daysofcode
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🔥 Day 70 of #100DaysOfCode 🔥 💡 Problem: Number of Steps to Reduce a Number to Zero – LeetCode ✨ Approach: A simple while loop logic — divide the number by 2 if it’s even, else subtract 1. Repeated until it hits zero. Clean, elegant, and lightning fast! ⚡ 📊 Complexity Analysis: Time Complexity: O(log n) – each division by 2 halves the number Space Complexity: O(1) – constant space ✅ Runtime: 0 ms (Beats 100%🔥) ✅ Memory: 41.95 MB 🚀 Key Takeaway: Sometimes, brilliance lies in simplicity — clear logic, powerful performance! #LeetCode #100DaysOfCode #ProblemSolving #CodingChallenge #Programming #DSA #LogicBuilding #Efficiency #CodeDaily #DeveloperJourney
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On Day 286 of my #300daysofcode challenge, I'm sharing my solution to LeetCode Problem 3461, "Maximum Length of Semi-Decreasing Subarrays." This problem is a good reminder that a simple brute-force approach is often the most direct and effective solution for smaller constraints or as a foundational step before optimization. My video provides a clear walkthrough of this logical method. #DataStructures #Algorithms #LeetCode #CodingInterview #Programming #ProblemSolving #300daysofcode
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On Day 288 of my #300daysofcode challenge, I'm sharing my solution to LeetCode Problem 3354, "Maximum Length of Semi-Decreasing Subarrays II." This problem requires optimizing a brute-force approach. My video provides a clear walkthrough of the efficient Two-Pointer technique (or Monotonic Stack), which is a valuable skill for technical interviews and a great way to think about improving time complexity. #DataStructures #Algorithms #LeetCode #CodingInterview #Programming #Optimization #300daysofcode
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On Day 294 of my #300daysofcode challenge, I'm sharing my solution to LeetCode Problem 1146, "Snapshot Array." This problem requires designing a specialized array that efficiently handles updates and historical queries. My video provides a clear walkthrough of the optimal design: using a list of versioned entries per index and then applying Binary Search to query the correct historical state. This is a valuable skill for system design and advanced data structure implementation. #DataStructures #Algorithms #LeetCode #CodingInterview #Programming #SystemDesign #300daysofcode
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📅 Day 51 of #100DaysOfCode Problem: Number of Substrings That Satisfy (LeetCode 3280) Approach: 1️⃣ Precomputed cumulative counts of 1s using a prefix sum array. 2️⃣ For each substring [i...j], calculated both the number of 0s and 1s. 3️⃣ Used a smart optimization: If (zero² > one), skip forward — those substrings can’t satisfy the condition. If (zero² == one) or (zero² < one), count and move ahead efficiently. 4️⃣ This drastically reduced redundant iterations compared to a naïve O(n³) brute force. #100DaysOfCode #LeetCode #DSA #ProblemSolving #Cplusplus #CodingChallenge #Algorithms #MathLogic #BinaryString #Programming #DeveloperLife #CodingJourney #CodeNewbie #DailyDSA #SoftwareEngineering #KeepLearning #GrowthMindset #Motivation #TechCommunity
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On Day 292 of my #300daysofcode challenge, I'm sharing my solution to LeetCode Problem 37, "Sudoku Solver." This problem is a textbook example of a constraint satisfaction problem solved via Backtracking. My video provides a clear walkthrough of the recursive logic and the crucial board validation steps, which is a valuable skill for advanced technical interviews and mastering recursive algorithms. #DataStructures #Algorithms #LeetCode #CodingInterview #Programming #Backtracking #300daysofcode
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On Day 297 of my #300daysofcode challenge, I'm sharing my solution to LeetCode Problem 33, "Search in Rotated Sorted Array." This problem is a classic test of a developer's ability to adapt the Binary Search algorithm. My video provides a clear walkthrough of the necessary logic to handle the rotation point, which is a valuable skill for technical interviews and a great way to demonstrate proficiency in core algorithms. #DataStructures #Algorithms #LeetCode #CodingInterview #Programming #BinarySearch #300daysofcode
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