| # | Problem | Language | Link | Date |
|---|---|---|---|---|
| 31 | Rotate String | C/C++ | view | Aug 21 2014 |
| 62 | Prime Ranges | C/C++ | view | Aug 21 2014 |
| 117 | Divide by Two | C/C++ | view | Aug 21 2014 |
| 150 | Introducing Regexps | Java | view | Aug 22 2014 |
| 156 | Luhn Algorithm | Java | view | Jan 31 2015 |
| 156 | Luhn Algorithm | C/C++ | view | Sep 15 2014 |