Sliding Window
Problem You are given an array of size N and an integer K. Your task:Find the maximum sum of any subarray of size exactly K Understanding the Problem Let’s take an example: arr = [2, 1, 5, 1, 3, 2] k
Apr 28, 20263 min read8
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#data-structures
Articles tagged with #data-structures
Aggressive Cows Problem using Binary Search
Problem Core Idea You are not directly placing cows. Instead, you are guessing the answer (minimum distance) and checking: “Is it possible to place all cows with at least this distance?” Goal Find
Apr 28, 20264 min read14
Binary Seach
Imagine you’re searching for a word in a dictionary.You don’t start from page 1, right?You open somewhere in the middle. If your word comes before → go left If it comes after → go right This is ex
Apr 13, 20263 min read19
Why Your Code Gets TLE (Time Limit Exceeded)
When solving problems on platforms like Codeforces or LeetCode, many beginners face a common issue: TLE (Time Limit Exceeded) Let’s understand this in the simplest way possible. The Hidden Rule: 10⁸
Mar 17, 20265 min read10