| Id | Title | Translations | Solved | ||
|---|---|---|---|---|---|
| 50 | Palindromes | DE ES RU SK | 5047 | 5.15 | |
| 33 | Parity Control | RU | 2410 | 6.44 | |
| 206 | Base-32 Encoding | 317 | 9.96 | ||
| 198 | Prn Hex Str | 110 | 11.78 | ||
| 277 | The Adventure of Morse Code | zelevin | 56 | 12.94 | |
| 132 | Stream Cipher Breaking | 82 | 12.29 | ||
| 200 | Fizz Buzz in Asm | 57 | 12.91 | ||
| 221 | XWords | quandray | 18 | 14.85 | |
| 239 | Foxes and Geese | 7 | 16.35 |