Virtual contest · solo
XIX Open Olympiad in Informatics - Final Stage, Day 2 (Unrated, Online Mirror, IOI rules)
4 problems · duration 5:00:00
Hit Start contest to begin the countdown. Problems below open in a new tab when you click them — close the tab when you're finished with a problem. Click ✓ next to a problem when you AC'd it on cf-mirror or CF.
| Idx | Name | Rating | Status |
|---|---|---|---|
| A | Strong Connectivity Strikes Back | 3200 | |
| B | Best Runner | 1700 | |
| C | Card Flip | 2300 | |
| D | Order Statistics | 3400 |