English
| ID | Nazwa | Znaczniki | Zgłosiło | %Rozwiązało | Średnio |
|---|---|---|---|---|---|
| baj | Bajtolini | 13 | 69% | 76 | |
| bak | Bakterie [A] | pa r5 a 2022 | 0 | ||
| balance | balance | 1 | 100% | 100 | |
| bub | Balonowe urodziny brata | 80 | 95% | 95 | |
| boi | Bałtycka Olimpiada Informatyczna | 38 | 86% | 93 | |
| bha | Bambus happy? | math | 492 | 73% | 76 |
| bh2 | Bambus happy 2 | 145 | 44% | 60 | |
| ban | Bankiet | 14 | 92% | 92 | |
| ban | Zadanie Bankiet | 60 | 91% | 91 | |
| ban | Bankiet | 89 | 79% | 81 | |
| r3c | BANANA | 312 | 73% | 81 | |
| ban | Banany [B] | pa r5 b 2017 | 24 | 66% | 70 |
| bar | Bar mleczny | 16 | 37% | 92 | |
| bst | Bardzo skomplikowany test [B] | pa 2020 r5 b | 9 | 88% | 88 |
| buc | Bardzo Ulubiony Ciąg [C] | pa c r5 2024 | 14 | 50% | 72 |
| bas | Basen | 89 | 51% | 78 | |
| bas | Basen | Petla oig 14 e1 otwarta Bardzo łatwe | 1038 | 84% | 85 |
| bks | B. Books / Codeforces | 43 | 69% | 84 | |
| cht | B. Chemical table / EJOI / Codeforces | 7 | 85% | 85 | |
| bdr | Brakujące drogi | 19 | 89% | 97 |