Скачать или смотреть LeetCode 151: Reverse Words in a String | Python Solution | String Manipulation

🔄 In this problem, we reverse the order of words in a string while removing extra spaces. #stringmanipulation #pythonsolution #codinginterview

⏱️ *Time Complexity:* O(n) where n is the length of the input string
🧮 *Space Complexity:* O(n) for storing the final result

Timestamps
00:00 - Understanding problem statement
00:50 - Using String Manipulation
01:57 - Big O notation explained
02:16 - Python solution walk-through
02:38 - Solution analysis - runtime + memory

Key Concepts
• String manipulation
• String splitting and joining
• Handling whitespace characters
• In-place reversal techniques
• Python's built-in string methods

Learning Points
📌 Efficiently handling strings in Python
📌 Techniques for processing and cleaning input strings
📌 Different approaches to reverse word order
📌 When to use built-in functions vs. custom implementations

Related Problems
• LeetCode 186: Reverse Words in a String II
• LeetCode 557: Reverse Words in a String III
• LeetCode 344: Reverse String
• LeetCode 541: Reverse String II

Target Audience
This video is for software engineers preparing for coding interviews with a focus on string manipulation problems, as well as Python developers looking to improve their string handling skills.

Prerequisites
• Basic Python syntax and string operations
• Understanding of time and space complexity
• Familiarity with array/string manipulation concepts

Links
📋 Problem: https://leetcode.com/problems/reverse...
💻 Solution: https://leetcode.com/problems/reverse...

Additional Tips
💡 Pay close attention to the handling of leading, trailing, and multiple spaces
💡 Compare the efficiency of using built-in Python functions versus manual implementation
💡 Discuss how this problem might be solved in other languages where string manipulation is less convenient

Call to Action
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