![[banner]](sponsors/NullBanner.gif)
Contest problems
The competition is over and the booklet Problems with solutions is available.
| Language | Day 1 | Day 2 |
|---|---|---|
| All languages | Day 1 | Day 2 |
| Afrikaans | Day 1 | Day 2 |
| Albanian | Day 1 | Day 2 |
| Arabic | Day 1 | Day 2 |
| Arabic (Kuwaiti) | Day 1 | Day 2 |
| Arabic (Moroccan) | Day 1 | Day 2 |
| Armenian | Day 1 | Day 2 |
| Azerbaijani | Day 1 | Day 2 |
| Bosnian | Day 1 | Day 2 |
| Bulgarian | Day 1 | Day 2 |
| Chinese (Simplified) | Day 1 | Day 2 |
| Chinese (Traditional) | Day 1 | Day 2 |
| Croatian | Day 1 | Day 2 |
| Czech | Day 1 | Day 2 |
| Danish | Day 1 | Day 2 |
| Dutch | Day 1 | Day 2 |
| English | Day 1 | Day 2 |
| Estonian | Day 1 | Day 2 |
| Finnish | Day 1 | Day 2 |
| French | Day 1 | Day 2 |
| Georgian | Day 1 | Day 2 |
| German | Day 1 | Day 2 |
| Greek | Day 1 | Day 2 |
| Hebrew | Day 1 | Day 2 |
| Hungarian | Day 1 | Day 2 |
| Icelandic | Day 1 | Day 2 |
| Italian | Day 1 | Day 2 |
| Japanese | Day 1 | Day 2 |
| Korean | Day 1 | Day 2 |
| Latvian (Lettish) | Day 1 | Day 2 |
| Lithuanian | Day 1 | Day 2 |
| Macedonian | Day 1 | Day 2 |
| Malay | Day 1 | Day 2 |
| Mongolian | Day 1 | Day 2 |
| Norwegian | Day 1 | Day 2 |
| Persian (Farsi) | Day 1 | Day 2 |
| Polish | Day 1 | Day 2 |
| Portuguese | Day 1 | Day 2 |
| Romanian | Day 1 | Day 2 |
| Russian | Day 1 | Day 2 |
| Serbian | Day 1 | Day 2 |
| Serbian (BIH) | Day 1 | Day 2 |
| Singhalese | Day 1 | Day 2 |
| Slovak | Day 1 | Day 2 |
| Slovenian | Day 1 | Day 2 |
| Spanish | Day 1 | Day 2 |
| Swedish | Day 1 | Day 2 |
| Thai | Day 1 | Day 2 |
| Turkish | Day 1 | Day 2 |
| Ukrainian | Day 1 | Day 2 |
| Uzbek | Day 1 | Day 2 |
| Vietnamese | Day 1 | Day 2 |