Two Pointer Big O. 9K Jan 13, 2022 · Hello, I have been solving all two pointer

9K Jan 13, 2022 · Hello, I have been solving all two pointers tagged problems in last 3. If you have to search for it, you'd have to add on the time for searching, which should be O (n). If you are preparing for. If the sum of the two numbers pointed by the two pointers is smaller than the target sum, this means that we need a pair with a larger sum. A data aggregate (or just aggregate) is a group of primitives that are logically contiguous in memory and that are viewed collectively as one datum (for Jan 26, 2025 · In this video, I talk about the two pointers technique which is a very important DSA topic for coding interviews. A pointer variable points to a data type (like int or string) of the same type, and is created with the * operator. [4] Due to his ability to dunk the basketball and score from close range, O'Neal also had a 58. So, to try more pairs, we can decrement the end-pointer. Jul 2, 2023 · In this dev post, we will delve into three popular algorithmic techniques for working with arrays and strings: Two Pointers, Sliding Window, and Prefix Sum. Jun 25, 2025 · Whether you’re preparing for technical interviews, optimizing production code, or just sharpening your computer science fundamentals, Big O Notation is an essential concept to master.

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