English
| ID | Nazwa | Znaczniki | Zgłosiło | %Rozwiązało | Średnio |
|---|---|---|---|---|---|
| bzk | Brylanty z kosmosu | segtree Średnie | 90 | 80% | 88 |
| c | Zadanie Wrocławskie ZOO | pa 2002 r2 | 12 | 75% | 89 |
| C | Cenowe Combo | 0 | |||
| C | Cenowe Combo | segtree sweep amppz Bardzo trudne | 7 | 42% | 50 |
| Ca | Ciągi ataków | 24 | 91% | 92 | |
| cakes | Cakes | 24 | 25% | 77 | |
| cam | Camel | ejoi 2017 d2 | 24 | 45% | 47 |
| cap | CAPS LOCK | Łatwe | 140 | 47% | 56 |
| cap | Wielkie i małe literki | 1 | 0% | 72 | |
| car | Car Park | ceoi 2018 d0 | 43 | 69% | 76 |
| car | Carcassonne [B] | pa r5 b 2017 | 5 | 40% | 54 |
| carp | Carpet | 5 | 100% | 100 | |
| cat | Cat Exercise | 3 | 100% | 100 | |
| cat | cat | 0 | |||
| cbp | Cow Beauty Pageant (Silver Level) | 5 | 80% | 87 | |
| cbur | Bursztyn | 19 | 73% | 77 | |
| ccf | Candy Cane Feast / USACO Bronze | 5 | 80% | 93 | |
| ccl | Cow College / USACO Bronze | 83 | 90% | 92 | |
| cen | Zadanie Cennik | 101 | 63% | 68 | |
| cen | Zadanie Ceny | 7 | 100% | 100 |