Virtual contest · solo
Codeforces Round 720 (Div. 2)
5 problems · duration 2:15:00
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 | Nastia and Nearly Good Numbers | 1000 | |
| B | Nastia and a Good Array | 1300 | |
| C | Nastia and a Hidden Permutation | 2000 | |
| D | Nastia Plays with a Tree | 2500 | |
| E | Nastia and a Beautiful Matrix | 2700 |