: Use contains("!") to find the exclamation point and endsWith() to check the final character.
: Unlike Part A, you must use a standard for loop (with int i ) because the index number is required for the formatted string. 2_5323305779468442749
: The resulting strings must follow the format: index-comment . : Use contains("
The question focuses on managing a collection of user reviews for a product. Below is a review of the technical concepts and logic required to solve it. 📋 Problem Overview not null .
: If no comments match the criteria, the method should return an empty list, not null .