Virtual contest · solo
Codeforces Round 831 (Div. 1 + Div. 2)
9 problems · duration 2:45:00
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 | Factorise N+M | 800 | |
| B | Jumbo Extra Cheese 2 | 800 | |
| C | Bricks and Bags | 1400 | |
| D | Knowledge Cards | 1500 | |
| E | Hanging Hearts | 1800 | |
| F | Conditional Mix | 2600 | |
| G | Dangerous Laser Power | 3100 | |
| H | MEX Tree Manipulation | 3300 | |
| I | Arranging Crystal Balls | 3500 |