Virtual contest · solo
April Fools Day Contest 2013
6 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 | Mysterious strings | 1400 | |
| B | QR code | 1500 | |
| C | WTF? | 1700 | |
| D | Orange | 1400 | |
| E | HQ | 2500 | |
| F | Greedy Petya | 2800 |