Past Local Contest Results

5 October, 2024 — Waterloo local contest

• Chris Trevisan won — Final standings.
• Problem Set The problems in this contest were from ECNA Regional Contests between 2008 and 2011.
• Judges’ data and solutions

9 June, 2024 — Waterloo local contest

• Allen Pei won — Final standings.
• Problem Set The problems in this contest were from the CTU Open Contest 2016.
• Judges’ data Solutions can be found on the CTU Open site above.

10 February, 2024 — Waterloo local contest

• Max Jiang won — Final standings.
• Problem Set The problems in this contest were from the CTU Open Contest 2023.
• Judges’ data Solutions can be found on the CTU Open site above.

1 October, 2023 — Waterloo local contest

• Kevin Wan won — Final standings.
• Problem Set
• Judges’ data and solutions

8 July, 2023 — Waterloo local contest

• Chris Trevisan won — Final standings.
• Problem Set The problems in this contest were from the CTU Open Contest 2022.
• Judges’ data Solutions can be found on the CTU Open site above.

29 January, 2023 — Waterloo local contest

• Ramazan Rakhmatullin won — Final standings.
• Problem Set
• Judges’ data and solutions

23 October, 2022 — Waterloo local contest

• Kevin Wan won — Final standings.
• Problem Set
• Judges’ data and solutions

26 June, 2022 — Waterloo local contest

• Marian Dietz won — Final standings.
• Problem Set
• Judges’ data and solutions

6 March, 2022 — Waterloo local contest

• Wesley Leung won — Final standings.
• Problem Set The problems in this contest were from the CTU Open Contest 2021.
• Judges’ data Solutions can be found on the CTU Open site above.

3 October, 2021 — Waterloo local contest

• Zixiang Zhou won — Final standings.
• Problem Set
• Judges’ data and solutions

11 July, 2021 — Waterloo local contest

• Pang Wen Yuen won — Final standings.
• Problem Set The problems in this contest were from the CTU Open Contest 2017.
• Judges’ data and solutions Solutions can be found on the CTU Open site above.

7 February, 2021 — Waterloo local contest

• Wesley Leung won — Final standings.
• Problem Set
• Judges’ data and solutions

24 October, 2020 — Waterloo local contest

• Ildar Gainullin won — Final standings.
• Problem Set
• Judges’ data and solutions

25 July, 2020 — Waterloo local contest

• http://acm.student.cs.uwaterloo.ca/~acm00/211003/dataJason Yuen won — Final standings.
• Problem Set
• Judges’ data and solutions

1 February, 2020 — Waterloo local contest

• Kam Chuen Tung won — Final standings.
• Problem Set The problems in this contest were from the CTU Open Contest 2019.
• Judges’ data Solutions can be found on the CTU Open site above. 

29 September, 2019 — Waterloo local contest

• Final standings. Among official Waterloo contestants, Jason Yuen won. Among invited contestants from Georgia Tech, Yu Gao won. 107 contestants registered, 60 submitted at least one solution.
• Problem Set
• Judges’ data and solutions

22 June, 2019 — Waterloo local contest

• Jason Yuen won — Final standings.
• Problem Set
• Judges’ data and solutions

9 February, 2019 — Waterloo local contest

• Farbod Yadegarian won — Final standings.
• Problem Set The problems in this contest were from the CTU Open Contest 2018.
• Judges’ data Solutions can be found on the CTU Open site above. 

30 September, 2018 — Waterloo local contest

• Jason Yuen won — Final standings.
• Problem Set
• Judges’ data and solutions

16 June, 2018 — Waterloo local contest

• Jacob Jackson won — Final standings.
• Problem Set
• Judges’ data and solutions

10 February, 2018 — Waterloo local contest

• Antonio Molina Lovett won — Final standings.
• Problem Set (Note: four of the five problems were from the CTU 2017 Open Contest)
• Judges’ data and solutions

30 September, 2017 — Waterloo local contest

• Reyno Tilikaynen won — Final standings.
• Problem Set
• Judges’ data and solutions

24 June, 2017 - Waterloo local contest

• Ted Ying won — Final standings.
• Problem Set
• Judges’ data and solutions

4 March, 2017 - Waterloo local contest

• Nimesh Ghelani won -- Final standings.
• Problem Set
• Judges’ data

1 October, 2016 — Waterloo local contest

• Jacob Jackson won — Final standings.
• Problem Set
• Judges’ data and solutions

19 June, 2016 — Waterloo local contest

• Antonio Molina Lovett won — Final standings.
• Problem Set
• Judges’ data and solutions

30 January, 2016 — Waterloo local contest

• Antonio Molina Lovett won — Final standings.
• Problem Set The problems in this contest were from the CTU Open Contest 2015.
• Judges’ data and solutions

27 September, 2015 - Waterloo local contest

• Andy Huang won — Final standings
• Problem Set
• Judges’ data and solutions

18 July, 2015 — Waterloo local contest

• Jacob Jackson won — Final standings
• Problem Set
• Judges’ data

31 January, 2015 - Waterloo local contest

• Geoffry Song won -- Final standings.
• Problem Set
• Judges’ data

27 September, 2014 — North American Qualifier contest

• Geoffry Song won — Final standings.
• Problem Set
• Test data not available

20 September, 2014 — Waterloo local contest

• Antonio Molina Lovett won — Final standings.
• Problem Set
• Judges’ data

1 June, 2014 — Waterloo local contest

• Geoffry Song won — Final standings.
• Problem Set
• Judges’ data

26 January, 2014 — Waterloo local contest

• Geoffry Song won — Final standings.
• Problem Set The problems in this contest were from the CTU Open Contest 2013.
• Judges’ data

28 September, 2013 — Waterloo local contest

• Geoffry Song won — Final standings.
• Problem Set
• Judges’ data

3 March, 2013 — Waterloo local contest

• Geoffry Song won — Final standings.
• Problem Set
• Judges’ data

13 October, 2012 - Waterloo local contest

• Geoffry Song won -- Final standings.
• Problem Set
• Judges’ data

16 September, 2012 — Waterloo local contest

• Sao He won — Final standings.
• Problem Set
• Judges’ data 
  Five of the test inputs for Problem A were retracted after the contest because they did not satisfy the problem specification. All of the submissions from the contest were re-tested without the retracted test inputs. The re-testing did not change any of the judgements. All submissions that failed on the incorrect inputs also failed in the same way on some other correct input.

15 July, 2012 — Waterloo local contest

• Geoffry Song won — Final standings.
• Problem Set
• Judges’ data

2 October, 2011 — Waterloo local contest

• Anton Raichuk won — Final standings.
• Problem Set
• Judges’ data

24 September, 2011 — Waterloo local contest

• Anton Raichuk won — Final standings.
• Problem Set
• Judges’ data

19 June, 2011 — Waterloo local contest

• Anton Raichuk won — Final standings.
• Problem Set
• Judges’ data

2 October, 2010 — Waterloo local contest

• Brian Bi won — Final standings.
• Problem Set
• Judges’ data and solutions

26 Septemeber, 2010 — Waterloo local contest

• Hanson Wang won — Final standings.
• Problem Set
• Judges’ data and solutions

10 July, 2010 — Waterloo local contest

• Abel Nieto won — Final standings.
• Problem Set
• Judges’ data and solutions

3 October, 2009 — Waterloo local contest

• Peter Wen won — Final standings.
• Problem Set
• Judges’ data and solutions

27 September, 2009 — Waterloo local contest

• Gelin Zhou won — Final standings.
• Problem Set
• Judges’ data and solutions

13 June, 2009 — Waterloo local contest

• Hrushikesh Tilak won — Final standings.
• Problem Set
• Judges' data and solutions

8 February, 2009 — Waterloo local contest

• Malcolm Sharpe won — Final standings.
• Problem Set
• Judges’ data and solutions

4 October, 2008 — Waterloo local contest

• Tor Myklebust won — Final standings.
• Problem Set
• Judges' data and solutions

27 September, 2008 — Waterloo local contest

• Malcolm Sharpe won — Final standings.
• Problem Set
• Judges’ data and solutions

15 June, 2008 - Waterloo local contest

• Konstantin Lopyrev won — Final standings.
• Problem Set
• Judges’ data and solutions

29 September, 2007 — Waterloo local contest

• Problems
• Final Standings
• Judge Data and Solutions

23 September, 2007 — Waterloo local contest

• Problems
• Final Standings
• Judge Data and Solutions

14 July, 2007 — Waterloo local contest

• Problems
• Final Standings
• Judge Data and Solutions

30 September, 2006 — Waterloo local contest

• Problems
• Final Standings
• Judge Data and Solutions

24 September, 2006 - Waterloo local contest

• Problems
• Final Standings
• Judge Data and Solutions

27 May, 2006 — Waterloo local contest

• Problems
• Final Standings
• Judge Data and Solutions

25 February, 2006 — Waterloo local contest

• Problems
• Final Standings
• Judge Data and Solutions

24 September, 2005 — Waterloo local contest

• Problems
• Judge data and solutions
• Final Standings

17 September, 2005 — Waterloo local contest

• Problems
• Judge data and solutions
• Final Standings

11 June, 2005 — Alberta/Waterloo local contest

Special thanks to Piotr Rudnicki for compiling this contest.

• Problems
• Judge data and solutions
• Final Standings

5 February, 2005 — Waterloo local contest

• Problems
• Final Scores
• Judges’ solutions and test data

25 September, 2004 - Waterloo local contest

• Problems
• Final Scores
• Judges’ solutions and test data

19 September, 2004 — Waterloo local contest

• Final Scores
• Problems
• Judges’ solutions and test data

12 June, 2004 — Alberta/Waterloo local contest

Special thanks to Piotr Rudnicki for compiling this contest.

• Final Standings and key to who’s who
• Problem Set
• Judges’ solutions and data

31 January, 2004 — Waterloo local contest

• Lars Hellsten won — Here are the standings.
• Problem Set
• Judges’ data and solutions

27 September, 2003 — Waterloo local contest

• Final Standings
• Problem Set
• Judges’ solutions and test data

20 September, 2003 — Waterloo local contest

• Final Standings
• September 21 statement concerning revision of results
• Problem Set
• Judges’ solutions and test data

5 July, 2003 — Waterloo local contest

• Standings
• Problem Set
• Judges’ solutions and test data

25 January, 2003 — Waterloo local contest

• Standings
• Problem Set
• Judges’ solutions and test data

28 September, 2002 — Waterloo local contest

• In conjunction with University of Alberta
• Standings
• Problem Set
• Judges’ solutions and test data

21 September, 2002 — Waterloo local contest

• In conjunction with University of Alberta
• Denis Dmitriev wins at Waterloo
• Final Standings
• Gilbert Lee wins at Alberta (and overall)
• Alberta Standings
• Problem Set
• Judges’ solutions and test data

1 June, 2002 — Waterloo local contest

• In conjuction with University of Alberta
• Gilbert Lee (Alberta) tops overall!
• Denis Dmitriev top Waterloo finisher (2nd overall).
• Final Standings (merged Alberta and Waterloo)
• Contest Problems
• Judges’ data and solutions

23 March, 2002 — ACM World Finals in Honolulu

• Waterloo 3rd in the World!
• Final Standings
• Some Pictures

26 January, 2002 — Waterloo local contest

• Gordon Chiu won
• Final Standings
• Problem Set
• Judges’ data and solutions

29 September, 2001 — Waterloo local contest

• Jeff Shute won
• Final Standings
• Problem Set
• Judges’ data and solutions

22 September 2001 — Waterloo local contest

• Jeff Shute won
• Final Standings
• Problem Set
• Judges’ data and solutions

2 June 2001 — Waterloo local contest

• Denis Dmitriev won
• Contest Questions
• Final standings — see also Vallaloid standings
• Judges’ solutions and data

10 March 2001 — ACM World Finals in Vancouver

• Held in Vancouver
• Waterloo 4th!
• Final Standings

17 January 2001 — Waterloo local contest

• Ondrej Lhotak won. Here are the final scores.
• Problem Set.
• Solutions and Judging data.

7 November 2000 — ACM East Central Regional Contest

• Waterloo 2nd place
• Held at Case Western University and University of Cincinnati
• Regional contest home page

23 September and 30 September 2000 — Waterloo local contest

• Problems for September 23 Practice
• Problems for September 23 Contest. Solutions and judges’ data Results.
• Problems for September 30 Practice
• Problems for September 30 Contest. Data and solutions. Score.

15 March 2000 ACM World Finals

• We are North American Champions
• We are Second in the World
• We are Gold Medalists (tied with winner for questions solved)
• Congratulations to World Champs St. Petersburg State!
• Final Standings

29 January 2000 — Waterloo local contest

• Donny Cheung won!
• Results for Jan 29, 2000
• The questions for Jan 29 appear here
• Solutions and judges’ data

13 November 1999 — ACM East Central Regional Contest

• Held at the University of Waterloo (again) — We won! (again)
• Regional Contest Home Page

25 September & 2 October 1999

• Jeff Shute won both contests!
• The questions for the Sept. 25 practice appear here.
• The questions for the Sept. 25 contest proper appear here.
• Judges’ data and corresponding output for the Sept. 25 contest appear here.
• Jeff Shute won the Sept. 25 contest. Final standings for Sept. 25
• The questions for the Oct. 2 practice appear here.
• The questions for the Oct. 2 contest proper appear here.
• Jeff Shute won the Oct. 2, contest, too!
• Solutions and judges’ data.
• Final standings.

19 June 1999 — UW local contest

• Ondrej Lhotak Won

• Here are the questions, test data, and final scores.
• Alberta, Toronto, and Waterloo ran parallel contests. Here are the combined results.

11 April 1999 — ACM World Championship in Eindhoven, The Netherlands

We won!

• Photos of Waterloo’s World Champions
• Kitchener-Waterloo Record article, May 4, 1999.
• Final Standings.

31 January 1999

• Derek Kisman won.
• Standings
• Contest questions
• Test data and sample solutions

14 November 1998 — ACM East Central Regional Contest

• Held at Waterloo. Full contest information.
• Waterloo first and fifth. Final results.
• We are off the the ACM World Finals in Eindhoven, April 1999.

17 October 1998

• Viet-Trung Luu won. Here are the Final Results.
• Questions appear here.
• Solutions and testing data appear here.
• Do question B and mail solution to the judges. So far, Trung and Ryan O’Donnell (of U of T) have sent us correct solutions.
• Warmup questions.

4 October 1998

• David Kennedy won. Here are the Final Results.
• The Official Questions appear here.
• Testing data and sample solutions, too.
• Warmup questions.

6 June 1998

Practice contest

• Contest questions and judges’ data
• Final Standings

31 Jan 1998

Practice Contest

• Contest questions

24 Jan 1998

Invitational miniature team competition.

• Contest questions

18 Oct 1997

U of T used the same problem set.

• Warmup questions
• Contest questions
• Final Standings

7 Oct 1997

U of T used almost the same problem set.

• Here are the questions
• Test data and output (tar.gz)
• Final Standings

5 October 1996

• Problem Set (pdf)
• Judges’ data and solutions
• Final Standings

28 September 1996

• Problem Set (pdf)
• Judges’ data and solutions
• Final Standings