DIY: Longest Substring without Repeating Characters
Explore how to implement a function that identifies the longest substring without repeating characters in a given string. Understand how to handle edge cases such as empty inputs and return both the substring and its length. This lesson helps you develop algorithmic thinking and string manipulation skills valuable for coding interviews.
We'll cover the following...
We'll cover the following...
Problem statement
In this coding example, you are given a string str. Your task is to find the longest substring without repeating characters. You also have to return the length of this longest substring.
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