Virtual contest · solo
Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!)
10 problems · duration 2:30:00
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 | Username | 1100 | |
| B | Security Guard | 1600 | |
| C | Poisonous Swamp | 1600 | |
| D | Remove and Add | 1800 | |
| E | Maximum Sum Subarrays | 2100 | |
| F | Build Railway Stations | 2000 | |
| G | Pool Records | 2700 | |
| H | Sum of Digits of Sums | 2400 | |
| I | Inverse Problem | 2700 | |
| J | Two Colors | 2900 |