English
| ID | Nazwa | Znaczniki | Zgłosiło | %Rozwiązało | Średnio |
|---|---|---|---|---|---|
| sat | Satelity | oi 31 e1 | 65 | 35% | 56 |
| sbp | Liczby Super-B-pierwsze | 1 | 100% | 100 | |
| sch | Schronisko | 89 | 98% | 99 | |
| sc1 | Schody 1 | 54 | 83% | 90 | |
| ssb | Ścieżka Sterna-Brocota | math trees Średnie | 85 | 92% | 96 |
| r1e | Ścieżki funkcyjne | 150 | 27% | 44 | |
| scig | Ści(ą)gany | 6 | 16% | 33 | |
| scra | Scrabble | 19 | 42% | 56 | |
| scr | Scrabble | oig e2 18 | 54 | 77% | 88 |
| scr | Scrabble 1 | 50 | 98% | 98 | |
| sr2 | Scrabble 2 | 40 | 90% | 93 | |
| sr4 | Scrabble 4 | 0 | |||
| scy | Suma cyfr | 1 | 100% | 100 | |
| sej | Sejf | 2 | 50% | 50 | |
| sej | Sejf | 65 | 89% | 89 | |
| sej | Sejf | 15 | 86% | 86 | |
| sen | Sen o podboju [A] | pa 2020 a r2 | 6 | 100% | 100 |
| sep | In Search of an Easy Problem / Codeforces | 150 | 94% | 96 | |
| ser | Serca | oig otwarta 14 e1 | 680 | 96% | 96 |
| serce | Serce | 25 | 88% | 88 |