Competitions
Five for week 12
Dec 20, 2010, 10:00:00 AM — Dec 26, 2010, 12:00:04 AM
Duration 5 days
By last solution
Participant's result will be calculated as sum of all passed tests. If participant submitted multiple solutions, the last one will be taken.
Open competition
Everyone registered on the website will automatically participate in the competition
Number theory. Fractions