LeetCode 271: Encode and Decode Strings | String manipulation | Length and Delimiter Encoding (O(N))

Welcome to Hack Code! 🔥 In this video, we tackle the Encode and Decode Strings problem, originally from LeetCode Premium, but we’re solving it through LintCode Problem 659. This problem is a must-know for coding interviews, as it sharpens your string manipulation and serialization techniques! 📈

Here’s what you’ll learn in this video:

🚀 Step-by-step breakdown of how to approach this problem
🧠 Efficient encoding and decoding techniques using length and delimiter
💡 Optimize string manipulation to master coding interviews
🛠 Python code implementation explained in detail
🏆 Complexities and how to optimize your solution

By the end of this video, you’ll have a solid understanding of how to solve this problem using a simple yet powerful approach. Whether you're preparing for coding interviews or brushing up on your skills, this problem is a great exercise. 💻

Let’s break it down:

👉 Approach: Length and Delimiter Encoding (O(N))
👉 Encoding with length prefixes and delimiters
👉 Decoding efficiently using string slicing

Problem link:

Don’t forget to:

👍 Like the video if it helps you out!
💬 Comment below with your thoughts or questions!
📲 Subscribe for more coding tutorials and tips!
🚀 Follow me on Instagram for quick updates and more coding content!

TimeStamps:
0:00 Welcome!
0:08 Problem Statement
2:36 Approach 1: Enconding using (:;)
3:58 Approach 1: List - join and String - split() Explanation
5:04 Approach 2: Enconding using (length + # + string)
8:45 Approach 2: Code Explanation with Dry Run
17:13 Outro

#leetcode #leetcodepremium #lintcode #lintcode659 #stringmanipulation #encodestrings #decodestrings #codinginterviews #codinginterviewprep #pythoncoding #pythonstrings #codingchallenges #programminginterview #softwaredeveloper #pythonforbeginners #codingtutorial #programmingtutorial #algorithms #datastructures #stringalgorithms #codingtips #codingforinterviews #stringencoding #serialization #hackcode #hackcodetutorials #interviewpreparation #softwaredevelopment #stringproblems #codeefficiently #learnpython #pythonbasics #interviewproblems #codinginterviewquestions #solveproblems #detailedtutorials #youtubecoding #youtubecode #codingwalkthrough #masterinterviewskills

leetcode, leetcode premium, lintcode, lintcode 659, encode strings, decode strings, string manipulation, coding interviews, coding interview prep, python coding, python strings, coding challenges, programming interview, software developer, python tutorials, python basics, algorithms and data structures, coding for interviews, string encoding, serialization, hack code, hackcode tutorials, interview preparation, coding problems, learn python, python tutorials, string algorithms