English
| ID | Nazwa | Znaczniki | Zgłosiło | %Rozwiązało | Średnio |
|---|---|---|---|---|---|
| bks | B. Books / Codeforces | 43 | 69% | 84 | |
| cht | B. Chemical table / EJOI / Codeforces | 7 | 85% | 85 | |
| bdr | Brakujące drogi | 21 | 90% | 98 | |
| bbb | Bear and Big Brother / Codeforces / A | 156 | 98% | 98 | |
| bes | Best Sequence | 3 | 66% | 66 | |
| bes | Best Sequence | 0 | |||
| sor | Bezbłędne sortowanie | oig e3 d2 18 | 86 | 55% | 69 |
| r1d | Bez kontekstu (r1d) | 529 | 63% | 75 | |
| bez | Bezpieczeństwo | sito math | 280 | 71% | 76 |
| bez | Bezpieczeństwo minimalistyczne | oi 19 e3 d2 | 51 | 74% | 77 |
| bez | Bez sensu | pa final-trial 2015 | 7 | 100% | 100 |
| r3b | Bez walki | 459 | 59% | 78 | |
| bfs | BFS | main2 trening_prog | 224 | 78% | 92 |
| bib | Biblioteka | 9 | 66% | 82 | |
| bib | Biblioteka | 42 | 57% | 72 | |
| bi1 | Biblioteka 1 | 108 | 93% | 95 | |
| bi2 | Biblioteka 2 | 98 | 89% | 93 | |
| bi3 | Biblioteka 3 | 44 | 95% | 97 | |
| bi4 | Biblioteka 4 | 53 | 92% | 94 | |
| bic | Dwukolorowanie | 223 | 62% | 82 |