Search⌘ K
AI Features
Home
Courses
Grokking the Coding Interview Patterns in C#

Find Longest Self-Contained Substring

Explore how to identify and calculate the length of the longest self-contained substring in a string using hash maps. Understand what defines self-contained substrings and practice implementing efficient solutions to this specific string problem.

We'll cover the following...

Statement

You are given a string, s, consisting of lowercase English letters. Your task is to find the length of the longest self-contained substring of s.

A substring t of s is called self-contained if:

  • t is not equal to the entire string s.

  • Every character in t does not appear anywhere else in s ...