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| ID | Nazwa | Znaczniki | Zgłosiło | %Rozwiązało | Średnio |
|---|---|---|---|---|---|
| euler | euler | 2 | 100% | 100 | |
| exp | Experience | ejoi 2017 d2 | 11 | 63% | 67 |
| exp | Exponents | boi 2025 d2 | 5 | 20% | 24 |
| fairphoto | fairphoto | 2 | 100% | 100 | |
| czy | Faktoryzacja wielu liczb | sito Średnie | 515 | 81% | 86 |
| fan | Fancy Fence | 12 | 91% | 92 | |
| far | Ciąg Farey'a | 3 | 100% | 100 | |
| far | Farma | oig 16 e1 otwarta | 1071 | 93% | 96 |
| far | Farmer Bajtek i Tabletki | 185 | 95% | 96 | |
| fjaf | Farmer John Actually Farms / USACO Bronze | 5 | 40% | 65 | |
| fm | Fast Million | 39 | 82% | 82 | |
| feb | FEB - Zadanie z USACO BRONZE 2022/23 | 7 | 57% | 64 | |
| festival | festival | 1 | 100% | 100 | |
| fib | Fibonacci Numbers | 6 | 100% | 100 | |
| fib | Zadanie Liczby Fibonacciego | 56 | 78% | 80 | |
| fib | Fib | 0 | |||
| fib | Fib | 0 | |||
| fib | Fibonacci | 8 | 87% | 87 | |
| fib | Fibonacci [A] | pa 2015 a r2 | 3 | 66% | 96 |
| fib | Fibonacci representations | ceoi 2018 d2 | 13 | 23% | 33 |