First Unique Character in a String
Explore methods to identify the first unique character in a string by applying efficient data tracking and frequency problem-solving patterns. Understand how to return the correct index or -1 if no unique character exists. Practice implementing your solution in a hands-on coding environment.
We'll cover the following...
We'll cover the following...
Statement
For a given string of characters, s, your task is to find the first non-repeating character and return its ...