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

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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
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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
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