While I participated in the Google Code Jam, my favourite was Hash Code - the team programming competition. The problems were more open ended and being able to

While I participated in the Google Code Jam, my favourite was Hash Code - the team programming competition. The problems were more open ended and being able to work with a team was really great fun. Also, much more resembling a real-world practical scenario. Sad to hear that Google is closing them down, really feels like an end of an era.