Summary

This pull request introduces theLengthOfLastWord algorithm under thestrings package.
It also includes comprehensive JUnit test coverage to ensure correctness and reliability.

Details

• LengthOfLastWord.java
  Implements a method to compute the length of the last word in a given string.
  The algorithm efficiently traverses the string from the end to handle trailing spaces.

• LengthOfLastWordTest.java
  Adds JUnit tests covering various scenarios, including:

  • Strings with trailing spaces
  • Single-word inputs
  • Multiple-word inputs
  • Empty string edge case

Checklist

• Code follows the repository’s naming and structural conventions
• Includes Javadoc-style documentation
• Added unit tests for all relevant cases
• Verified all tests pass locally using./gradlew test

Example

Input: "Hello World"
Output: 5