Problems from CTU Open 2009
| Submissions | Users | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Name | Total | Acc. | Ratio | Fastest | Total | Acc. | Ratio | Difficulty | ||
| Arable Area | 265 | 65 | 25% | 0.04 | 65 | 42 | 65% | 7.8 | ||
| Digital display | 1716 | 588 | 34% | 0.00 | 519 | 466 | 90% | 2.5 | ||
| Peculiar primes | 526 | 167 | 32% | 0.01 | 154 | 113 | 73% | 6.1 | ||
Kattis