2011 AIME II Answer Key
http://www.artofproblemsolving.com/Forum/viewtopic.php?f=144&t=399338
DPatrick: We have locked the AMC forum until Thursday morning. Please do not discuss any aspect of the AIME II until we unlock the AMC forum. This includes no discussion on other parts of the site, including the blogs, the wiki, or any classroom chat.
In addition to maintaining the integrity of the contests by refraining from discussing them here on AoPS until after all official administration is finished, please help monitor other sites (such as Facebook, Twitter, others) that you may frequent. Please remind other students of the integrity rules on the front page of the contests.
Also, please join us for our AIME II Math Jam on Friday, April 1, at 7:00 PM Eastern / 4:00 PM Pacific, during which we will discuss all the problems and solutions from the AIME II.