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| ID | Nazwa | Znaczniki | Zgłosiło | %Rozwiązało | Średnio |
|---|---|---|---|---|---|
| ilo | Iloczyn | 166 | 65% | 87 | |
| ilo | Iloczyn [A] | pa r2 a 2017 | 34 | 52% | 64 |
| ilo | Iloczyny Fibonacciego [A] | pa a r3 2019 | 9 | 77% | 87 |
| ilu | I_love_%username% / Codeforces / A | 132 | 94% | 95 | |
| ilp | Ilość przejazdów | 8 | 37% | 70 | |
| imp | Impreza | 13 | 69% | 89 | |
| imp | Impreza krasnali 2 | 0 | |||
| imp | Impreza | main2 trening_prog | 5 | 60% | 60 |
| imp | Impreza | oi 32 e3 d1 | 22 | 36% | 53 |
| imp | Impreza | math Łatwe | 333 | 72% | 75 |
| I | Impreza ICPC | mitm sqrt structs amppz Bardzo trudne | 2 | 50% | 55 |
| inf | Informatyk | 190 | 66% | 84 | |
| inn | Inny przodek | 41 | 95% | 96 | |
| inn | Inny przodek | 1 | 0% | 0 | |
| inn | Inny przodek | 0 | |||
| is | Instrukcje Shuruppaka | 98 | 86% | 90 | |
| idr | Interesting Drink / Codeforces | 62 | 98% | 99 | |
| intervals | Polskie drogi | 8 | 0% | 7 | |
| intervals | intervals | 0 | |||
| inw | Inwersje | 77 | 59% | 75 |