String
Problems
| Length | 747 / 753 | 800 | |
| Word Count | 667 / 694 | 800 | |
| lowercase | 661 / 669 | 800 | |
| Vowel | 619 / 630 | 800 | |
| Digit sum | 626 / 639 | 800 | |
| Strong password | 608 / 621 | 800 | |
| Letter frequencies | 562 / 569 | 800 | |
| Palindrome string | 593 / 598 | 800 | |
| Palindrome substring | 444 / 466 | 800 | |
| Caesar cipher | 431 / 490 | 800 | |
| String occurences | 471 / 482 | 800 | |
| Sum | 399 / 449 | 800 | |
| String normalization | 407 / 455 | 800 | |
| Run-length encoding | 363 / 435 | 800 | |
| Expression | 215 / 239 | 800 |