November Contest

The USACO November 2013 contest has recently ended. Please click here for results, or to practice re-submitting solutions to the contest problems.

Our Mission

The USACO supports computing education in the USA and worldwide by identifying, motivating, and training high-school computing students at all levels. We provide:

• Hundreds of hours of free on-line training resources that students can use to improve their programming and computational problem-solving skills.
• On-line programming contests (roughly six per year) for students at all levels.
• An intensive summer training camp, to which the top students in the USA are invited to further improve their skills and learn advanced material.
• The opportunity for the top four students in the USA to represent their country at the International Olympiad in Informatics (IOI), the most prestigious international algorithmic programming competition at the high-school level.

IOI 2013: Strong Results for Team USA

Team USA turned in impressive results at the 2013 International Olympiad in Informatics in Brisbane, Australia! Congratulations to: Scott Wu (gold, 5th place overall), Steven Hao (silver), Johnny Ho (silver), Joshua Brakensiek (gold).

Finalists for 2012-2013 Season Announced

The USA Computing Olympiad is pleased to announce its finalists for the 2012-2013 season! These 24 indidivuals will be attending the USACO summer training camp and competing to represent the USA at the 2013 International Olympiad in Informatics.

USA Wins Big at IOI 2012

Congratulations to the USA team attending the 2012 International Olympiad in Informatics in Sirmione, Italy -- they won a total of three gold medals and one bronze medal, with team member Johnny Ho achieving a perfect score and winning first place individually! Pictured above: Daniel Ziegler (bronze), Johnny Ho (gold, first place winner), Mitchell Lee (gold), Scott Wu (gold).

Your Account

2013-2014 Schedule

Nov 15-18: November Contest
Dec 13-16: December Contest
Jan 10-13: January Contest
Feb 7-10: February Contest
Mar 7-10: March Contest
April 4-7: US Open
May 22-31: Training Camp
July 13-20: IOI'14 in Taipei, Taiwan