Leetcode 121. Best Time to Buy and Sell Stock | Java | Pattern 1 : Array Traversal & Simulation скачать в хорошем качестве

Leetcode 121. Best Time to Buy and Sell Stock | Java | Pattern 1 : Array Traversal & Simulation

Best Time to Buy and Sell Stock (LeetCode 121) explained step-by-step in Java. In this video, we solve one of the most popular coding interview questions asked in companies like Amazon, Google, Microsoft, and Meta. This problem is a classic example used to understand optimization from a brute force approach to an optimal O(n) solution. What you will learn in this video: • Understand the problem with real-world examples • Brute Force approach (O(n²)) • Optimal single-pass solution (O(n)) • Time and Space Complexity analysis • Clean and interview-ready Java implementation Problem Statement: Given an array where prices[i] represents the price of a stock on day i, find the maximum profit you can achieve by buying and selling the stock once. Topics Covered: • Data Structures and Algorithms (DSA) • Coding Interview Preparation • Java DSA Problems • LeetCode Interview Questions • Array Optimization Techniques This video is part of the *Top 20 DSA Patterns for Coding Interviews in Java* playlist where we solve 100+ interview questions step-by-step. Perfect for: • Software engineering interview preparation • FAANG interview practice • LeetCode beginners • Java developers learning algorithms If you are preparing for coding interviews, this playlist will help you master the most important DSA patterns used in real interviews. Subscribe for more Java DSA problems and interview preparation content. #leetcode #codinginterview #dsa #java #algorithms #softwareengineering