DIY: Longest Substring with At Most K Distinct Characters
Explore how to find the longest substring containing at most k distinct characters in a given string. Learn to implement the lengthOfLongestSubstringKDistinct function in C# to solve this common coding interview problem, helping you develop skills to analyze and manipulate substrings effectively.
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Problem statement
Given a string, find the length of the longest substring T that contains at most k distinct characters.
Input
The ...