China's Lou TianCheng wins Google Code Jam 2009, his second straight win!
See the final results of Google Code Jam 2009, or explore the problems and Google's solutions.
Official dates for Code Jam 2010 will be announced in January. So keep practicing, stay tuned and spread the word.
Do you enjoy solving tough problems and grappling with technical challenges? You may practice on our past contests.
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 contest is all-inclusive: Google Code Jam lets you program in the coding language and development environment of your choice.
Want to find a solution in your favourite language, or see how your country fared? Visit http://www.go-hero.net/jam.
Ready for the next challenge? Learn about future contests. Sign up for Code Jam announcements, or to discuss Code Jam with other contestants.
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Love solving problems? Too jammed to enter Code Jam? Interested in opportunities at Google? Find them here.
