Google code jam is a coding competition in which professional and student programmers are asked to solve complex algorithmic challenges in a limited amount of time. The qualification contest of this year started at 16th 23:00 in UTC time and ended at 17th 23:00 in UTC time. 7154 contestants attempted 3 problems and 6773 were qualified to participate in this years competition.
The Online Round 1 will be held during the week starting on 25th Friday to select 2520 advancers for the Online Round 2.
More details : http://code.google.com/codejam/