Скачать или смотреть LeetCode 75: Sort Colors | C# Solution | Dutch National Flag Algorithm

📝 *Description*
Implement a simple sorting algorithm to sort an array of 0s, 1s, and 2s in a single pass - also known as the Dutch National Flag problem. #sortingalgorithm #dutchnationalflag #inplacesorting #c#

⏱️ *Complexity*
Time Complexity: O(n) - single pass through the array
Space Complexity: O(1) - constant extra space

📌 Timestamps
00:00 - Understanding problem statement
00:55 - Optimal solution using Counters
02:19 - Big O Notation explained
02:47 - C# solution walk-through
03:21 - C# solution analysis - runtime + memory

🔍 Key Concepts
Dutch National Flag Algorithm
In-place sorting
Two-pointer technique
One-pass algorithm

💡 Learning Points
How to perform sorting in a single pass
Managing multiple pointers efficiently
In-place manipulation to achieve O(1) space complexity
Applying partition logic for targeted sorting problems

🔗 Related Problems
LeetCode 283: Move Zeroes
LeetCode 215: Kth Largest Element in an Array
LeetCode 905: Sort Array By Parity
LeetCode 324: Wiggle Sort II

👥 Target Audience
This video is designed for intermediate-level programmers preparing for technical interviews, particularly those focusing on array manipulation and sorting algorithms.

📚 Prerequisites
Basic understanding of arrays and loops in C#
Familiarity with sorting concepts
Knowledge of time and space complexity analysis

🔗 Links
Problem Statement: https://leetcode.com/problems/sort-co...
Solution Code: https://shortenertool-qojxs-fa.azurew...

💪 Additional Tips
Remember that this problem requires exactly one pass through the array
Pay special attention to the swap operations to avoid off-by-one errors
The Dutch National Flag problem appears frequently in interviews under different variations

🙏 Call to Action
If you found this explanation helpful, please like and subscribe for more C# LeetCode solutions! Share your questions or optimization ideas in the comments below. What sorting problem should I cover next? #leetcodesolutions #codinginterviewprep #c#programming