ACM International Collegiate Programming Contest (ACM/ICPC) is a global-scale programming contest for university/college students. This contest is hosted by ACM (Association for Computing Machinery) which is "a major force in advancing the skills of information technology professionals and students worldwide". ACM today has more than 75,000 members who are active in many fields related to computing leading to authoritative applications and pioneering conferences.

The ACM/ICPC provides college students with an opportunity to interact with students from universities around the world and to sharpen and demonstrate their problem-solving, programming, and teamwork skills.

From thousands of teams competing in Regional Contests held worldwide from September 2004 through December 2004, seventy eight teams from 4,109 teams representing 1,582 universities in 71 countries, advanced to the world finals held in Shanghai, April 3 - 7, 2005.

The first Asian Regional Contest held in Japan was the "1998 Tokyo Contest" held at Waseda University. After 1998, an Asian Regional Contest has been held in Japan every year: Kyoto (in 1999), Tsukuba (in 2000), Hakodate (in 2001), Kanawaza (in 2002), Aizu (in 2003), and Ehime (in 2004).

This year's contest will held in the city of Hachioji, Tokyo at Tokyo University of Technology on Thursday, November 3rd. and Friday, November 4th., 2005.