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DMOPC '19 December Contest

richardzhang, george_chen, little_prince, KevinWan, tankibuds, c posted on Dec. 27, 2019, 5:14 a.m. 0

Thanks for participating in the DMOPC '19 December contest (the last DMOPC of the decade)!

Congratulations to the top 5 contestants!

  1. bqi343 (perfect score)
  2. zhouzixiang2004 (perfect score)
  3. Egor (perfect score)
  4. d
  5. thomas0115

We hope you enjoyed the contest, and we look forward to seeing you in DMOPC '19 February!


From Sunday, December 29th to Tuesday, December 31st, we'll be hosting the December DMOJ Monthly Open Programming Contest!

Anyone with a DMOJ account is welcome to participate, and anyone without one is welcome to register and participate.

Contestants may participate in any 3-hour window between 0:00 EST of Dec. 29th and 23:59:00 EST of Dec. 31st. Please see the contest page for more details.

See you soon!

GlobeX Cup '19

Ninjaclasher, AQT, alextxu, c, Beautiful_Times, shuai_bi, Rimuru posted on Nov. 25, 2019, 10:28 p.m. 19

Thank you for participating in GlobeX Cup '19

Congratulations to the winners of the senior division!

  1. zhouzixiang2004
  2. zxyl
  3. Zeyu

Congratulations to the winners of the junior division!

  1. ElyesChaabouni (perfect score)
  2. Encodeous (perfect score)
  3. hev1

Once again, congratulations to the winners this year. An email has been sent regarding your awards.

We hope that you enjoyed the contest and we wish to see you again next year!


We're excited to invite you to participate in GlobeX Cup '19!

The event will take place on December 6-8 for a 48-hour window. Once you enter the contest, you will have 3 hours to solve the designated problem statements. The contest contains two divisions of increasing difficulty, with more than $1000 in prizes awarded to the top competitors in each division and giveaway winners.


Contest

GlobeX Cup '19 will have a junior and senior division, featuring problems with difficulties from elementary to advanced. To determine which division suits you the best, we recommend looking at the problem statements from last year's contest.

Registration

Please fill out this form in order to register for the contest and be eligible for prizes.

Prizes

1st Place: $70 Cash Prize (Senior), $30 Cash Prize (Junior)

2nd Place: Wolfram|One + Wolfram|Alpha Pro (Junior & Senior)

3rd Place: Free Admission to ToHacks & CuHacking (Senior), Free Admission to StarterHacks (Junior)

Opening Ceremony

This year, our team will be hosting an online opening ceremony which will be live streamed on Youtube. The opening ceremony will start 15 minutes before the contest, and end when the contest begins. Join us for some exciting experiences and giveaways of mysterious prizes.

Contact

For any inquires, please email globexcup@gmail.com or message our Instagram page @globexcup.

DMOPC '19 November Contest

richardzhang, george_chen, little_prince, KevinWan posted on Nov. 22, 2019, 4:10 a.m. 0

Thanks for participating in the DMOPC '19 October contest!

Congratulations to the top 5 contestants!

  1. Eliden (perfect score)
  2. bqi343 (perfect score)
  3. ecnerwal (perfect score)
  4. xyz2606 (perfect score)
  5. zhouzixiang2004

We hope you enjoyed the contest, and we look forward to seeing you in DMOPC '19 December!


From Friday, November 29th to Sunday, December 1st, we'll be hosting the November DMOJ Monthly Open Programming Contest!

Anyone with a DMOJ account is welcome to participate, and anyone without one is welcome to register and participate.

Contestants may participate in any 3-hour window between 0:00 am EST of Nov. 29th and 0:00 am EST of Dec. 2nd. Please see the contest page for more details.

See you soon!

Wesley's Anger Contest 2

wleung_bvg, Zeyu, Pookmeister posted on Oct. 24, 2019, 10:52 p.m. 0

From October 31st to November 2nd, we'll be hosting Wesley's Anger Contest 2! This time, all problems in this contest will have some Halloween component. In addition, each problem will be independently solved by at least two different testers!

Anyone with a DMOJ account is welcome to participate, and anyone without one is welcome to register and participate.

Contestants may participate in any 3-hour window between October 31st, 3:00 PM to November 2nd, 11:59 PM. Please see the contest page for more details.

Good luck to all the participants!

DMOPC '19 October Contest

george_chen, little_prince, KevinWan posted on Oct. 10, 2019, 2:48 p.m. 0

Thanks for participating in the DMOPC '19 October contest!

Congratulations to the top 5 contestants!

  1. bqi343 (perfect score)
  2. rekt_n00b
  3. xyz2606
  4. zhouzixiang2004
  5. zxyl

We hope you enjoyed the contest, and we look forward to seeing you in DMOPC '19 November!


From Friday, October 11th to Sunday, October 13th, we'll be hosting the October DMOJ Monthly Open Programming Contest!

Anyone with a DMOJ account is welcome to participate, and anyone without one is welcome to register and participate.

Contestants may participate in any 3-hour window between 0:00 am EDT of Oct. 11th and 0:00 am EDT of Oct 14th. Please see the contest page for more details.

See you soon!

DMOPC '19 September Contest

george_chen, little_prince, KevinWan posted on Sept. 6, 2019, 3:08 p.m. 2

Thanks for participating in the DMOPC '19 September contest!

Congratulations to the top 5 contestants!

  1. bqi343 (perfect score)
  2. zhouzixiang2004 (perfect score)
  3. d
  4. wakaka
  5. rekt_n00b

We hope you enjoyed the contest, and we look forward to seeing you in DMOPC '19 October!


From Friday, September 13th to Sunday, September 15th, we'll be hosting the September DMOJ Monthly Open Programming Contest!

Anyone with a DMOJ account is welcome to participate, and anyone without one is welcome to register and participate.

Contestants may participate in any 3-hour window between 0:00 am EDT of Sept. 13th and 0:00 am EST of Sept 16th. Please see the contest page for more details.

See you soon!

Back From Summer '19 Contest

Ninjaclasher, wleung_bvg, Beautiful_Times, Zeyu, Pookmeister posted on Aug. 24, 2019, 8:22 p.m. 0

Summer is just about over, and school is around the corner. We hope you had a great summer, and we want to make your school year even greater by kicking off with a new rated contest, Back From Summer '19!

The contest will take place between Sunday, September 1, 9AM EDT and Monday, September 2, 9PM EDT, where participants can participate in any 3 hour window.

There will be 6 problems, with expected difficulty of the CCC Senior contest. The problem setters are Ninjaclasher, Zeyu, Beautiful_Times, wleung_bvg, and Pookmeister. Good luck!

See the contest page for more details.

Olympiads Computing Competition 2019

bruce, zxyl, Pookmeister posted on Aug. 21, 2019, 12:54 a.m. 3

Olympiads Computing Competition (OCC) is a fun event for all secondary school students with an interest in programming.

OCC will be a live on-site contest and it will take place at Olympiads School on Saturday, August 31, 2019.

The competition is not limited to Olympiad School students. Anyone who has an interest in programming is welcome.

Contest

There are three different divisions featuring problems with difficulty ranging from CCC Junior to IOI.

Please note that if you qualified for the Canadian Computing Olympiad (CCO) in any year, you will be forced to write the gold division.

Registration

Please fill out this form in order to register for the contest and be eligible for prizes.

For more details: click here.

Back To School '19 Contest

Ninjaclasher, wleung_bvg, Beautiful_Times, Zeyu posted on Aug. 18, 2019, 1:27 a.m. 3

It's that time of the (school) year again, and to celebrate, we present the Back to School '19 contest! Get back into your tip top programming shape and start the school year with a new rating!

The contest will take place between Friday, September 6, 3PM EDT and Sunday, September 8, 11:59PM EDT, where participants can choose a single 4 hour window to compete.

There will be 8 problems, with expected difficulty ranging from CCC Junior to IOI level. The problem setters are Ninjaclasher, Zeyu, Beautiful_Times, and wleung_bvg. Good luck to all participants!

See the contest page for more details.

Another Contest - Contest 5

xiaowuc1 posted on July 16, 2019, 9:00 p.m. 1

We're excited to invite you to Another Contest 5, the first rated contest to be run under the new AtCoder format! This contest format is slightly different from the format used for other contests, so please see the contest page for all the technical details.

Anyone with a DMOJ account is welcome to participate, and anyone without one is welcome to register and participate. Contestants may participate in any 2-hour window on the weekend of July 20th.

Good luck to all participants!

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Ongoing contests

2026 Canadian Computing Competition Senior Division Mirror
Ends in 12 days 00:57:04.
2026 Canadian Computing Competition Junior Division Mirror
Ends in 12 days 00:57:04.
2026 Canadian Informatics Workshop - Day 1 Mirror
Ends in 12 days 00:57:04.
2026 Canadian Informatics Workshop - Day 2 Mirror
Ends in 12 days 00:57:04.

Upcoming contests

GCC '26 #1
Starting in 12 days 00:57:05.

Comment stream Discord

  • alexandreriedopro → CCO '96 P2 - SafeBreaker
  • do_ur_homwork → CCC '26 S1 - Baby Hop, Giant Hop
  • Sucram314 → CCC '26 S1 - Baby Hop, Giant Hop
  • vsarca → APIO '16 P2 - Fireworks
  • alexandreriedopro → ECOO '16 R1 P2 - Spindie
  • deus_macaco → CCC '10 J1 - What is n, Daddy?
  • R_G → CCC '07 J4 - Anagram Checker
  • Kingsleyrobotcoder1 → CCC '26 J1 - Concert Tickets
  • do_ur_homwork → New Runtimes
  • JamesJiao → Hello, World! (Hard)
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New problems

  • CIW '26 P1 - Shopping Mall
  • CIW '26 P2 - Number Shuffle
  • CIW '26 P3 - Gumball Machine
  • CIW '26 P4 - Videostore
  • XORacci Tree
  • Negative Ones
  • CCC '26 S1 - Baby Hop, Giant Hop
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