Articles by Tag #algorithmpatterns
Browse our collection of articles on various topics related to IT technologies. Dive in and explore something new!
Binary Search on Answer: The Pattern That Unlocks 'Hard' Problems
You know binary search on arrays, but 'binary search on answer' still feels like magic. Here's the intuition that makes it click.
Prefix Sum Technique on LeetCode for Beginners: From Intuition to Patterns
Prefix sums turn many O(n²) subarray problems into clean O(n) solutions. Learn the intuition, common patterns, and mistakes LeetCode beginners make...