Virtual contest · solo
Codeforces Beta Round 92 (Div. 2 Only)
2 problems · duration 2:00:00
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 | The number of positions | 1000 | |
| B | Permutations | 1400 |