English
| ID | Nazwa | Znaczniki | Zgłosiło | %Rozwiązało | Średnio |
|---|---|---|---|---|---|
| rep | Reprezentanci firmy | oi ioi-elem d1 27 | 103 | 94% | 95 |
| res | Reszta | 61 | 80% | 82 | |
| res | Reszta | Bardzo łatwe | 359 | 79% | 85 |
| a7h | Reszta z dzielenia | 167 | 80% | 86 | |
| res | Reszty | 67 | 82% | 91 | |
| rsd | Reszty z Dzielenia | 44 | 81% | 89 | |
| ret | Retransmisja | 12 | 66% | 72 | |
| rew | Rewolucja | 25 | 76% | 83 | |
| rca | Rewolucja Ciapongowa 1 | 244 | 91% | 94 | |
| river | river | 2 | 100% | 100 | |
| rkk | Rosnące kopce kreta | 52 | 76% | 78 | |
| rmq | Range minimum query | 12 | 25% | 63 | |
| rob | Robocik | oi 26 e1 | 149 | 40% | 46 |
| r0c | Robocik i paczka | 342 | 87% | 88 | |
| r4d | Robociki w paczce | 173 | 51% | 59 | |
| m1r | Robot 1 - probna Torun 2019 | 248 | 92% | 94 | |
| m1s | Robot 2 - probna Torun 2019 | 204 | 93% | 95 | |
| m1t | Robot 3 - probna Torun 2019 | 182 | 91% | 94 | |
| rob | Roboty | pa 2015 r5 a | 1 | 100% | 100 |
| a5j | Romb | 797 | 95% | 96 |