| Problem Name | Problem Link | Language | Solution Link |
|---|---|---|---|
| Java Anagrams | Problem | java | Solution |
| Java Regex 2 - Duplicate Words | Problem | java | Solution |
| Java Regex | Problem | java | Solution |
| Java String Reverse | Problem | java | Solution |
| Java String Tokens | Problem | java8 | Solution |
| Java Strings Introduction | Problem | java | Solution |
| Java Substring Comparisons | Problem | java8 | Solution |
| Java Substring | Problem | java | Solution |
| Pattern Syntax Checker | Problem | java8 | Solution |
| Tag Content Extractor | Problem | java | Solution |
| Valid Username Regular Expression | Problem | java | Solution |