Some clarifications about the terms used in the registration form: The "full conference" registration includes the main conference sessions, banquet, and the tutorial and the workshops. The "main conference" registration includes only the main conference sessions and the banquet. Additional tickets for the social dinner can be ordered as well. The "advance registration" deadline is June 7, 2016, the "regular registration" - July 12, "on-site registration" is between July 13 and July 17. There are two classes of registrants: regular and student. Students should bring a proof of status at the conference registration desk. Discounted fees are available to ACM members. If you are registering as an ACM member, please, enter your membership number in the personal information page.