LeetCode – TildAlice

Binary Search Variants: 6 LeetCode Problems Benchmarked

2026년 07월 19일

Three binary search patterns tested on 6 LeetCode problems. Same O(log n), wildly different bug counts. Here's which one survives interview pressure.

2026년 05월 05일

Kadane's algorithm is O(N), but 40% fail it. The bug? Initializing to 0 breaks all-negative arrays. Here's the fix with edge case walkthrough.

2026년 03월 05일

Memorizing LeetCode patterns isn't enough—learn why problem-solving skills and adaptability matter more for landing your dream coding job.

2026년 02월 17일

Solve 8 heap and monotonic stack problems with O(n log k) patterns. Recognize when to use each structure before writing a single line of code.

2026년 02월 07일

Master 15 coding patterns from Two Pointers to Monotonic Stack. Includes Python code, O(n) complexity proofs, and how to spot each pattern.

2025년 12월 30일

Solve Two Sum in O(n) with hash maps instead of O(n²) brute force. Compare 3 approaches with time complexity proof and LeetCode patterns.