Your problem is now live. Make sure to watch it and edit it with any needed changes. Read the Problem Creation Lifecycle.
Problem edits live
| Author |
usa
|
||
| Difficulty | 2 kyu (history) | ||
| AVG solve time | 64 sec | ||
| User attempts | 441 / 1243 | ||
| Genre | life and death ⓒ | ||
| Similar problems | |||
| Created | 2011-09-01 | ||
| Source | |||
| Stars | 4.27 (11 votes) | ||
| Collections | |||
| Your attempts | N/A | ||