We hope you enjoyed the DMOPC October... I mean November contest! We saw some new handles in the top 5 contestants this time:

1. lyrically
2. tute7627
3. d
4. 6aren
5. noimi

Congrats to these contestants for their exceptional performance! See you soon!

We are back, and excited to announce that the second DMOPC of the new school year will be held this coming weekend!

The contest will run from Friday, November 25th to Monday, November 28th (inclusive of both days).

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 00:00:00 EST of November 25th and 00:00:00 EDT of November 29th.

Please see the contest page for more details.

Have fun!!

Hi everyone!

On November 18, 2022 12AM EST, DMOJ will host its first-ever code golf contest! Participants will have days to solve a total of code golf style problems. There is only one objective: solve each problem with the shortest possible code.

The contest will be unrated.

See the contest page for more details.

Good luck to all participants!

Hi everyone!

Yet another time, this is yet another announcement that there is yet another opportunity for yet another Yet Another Contest!

The contest will run from Friday, October 21st to Monday, October 24th. Participants will have a 3-hour window to complete 5 problems.

Note that the contest is not rated for users with at least 2600 rating. This differs from the previous YAC.

For more details, please see the contest page.

Good luck and have fun!

Welcome to the St. George's School Programming Challenge!

The contest will run from Saturday, October 8th to Monday, October 10th (inclusive of both days).

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

The contest is rated for all users with a rating less than 2400.

Please see the contest page for more details.

Have fun!

We hope you enjoyed the first DMOPC contest of the season! As usual, special congrats to the top 5 contestants:

1. ksun48 (perfect score!)
2. Gennady
3. BalintR
4. yuyue
5. kotatsugame

See you soon!

Sorry for the wait! We are back, and excited to announce that the first DMOPC of the new school year will be held this coming weekend!

The contest will run from Friday, September 30th to Monday, October 3rd (inclusive of both days).

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 00:00:00 EDT of September 30th and 00:00:00 EDT of October 4th.

Please see the contest page for more details.

Have fun!!

Hello everyone!

From Saturday, September 3rd to Monday, September 5th, we'll be hosting An Animal Contest 7. Participants will have a 3-hour window to complete 6 problems centred around squirrels!

Note that An Animal Contest 7 is rated for all participants with less than 2600 rating.

For more details, please see the contest page.

We hope you enjoy the problems and have fun!

See you soon!

Hi everyone!

This is yet another announcement that it is yet another time for yet another Yet Another Contest!

The contest will run from Friday, August 5th to Monday, August 8th. Participants will have a 3-hour window to complete 6 problems.

Note that the contest is not rated for users with at least 2800 rating. This differs from previous YACs.

For more details, please see the contest page.

Good luck and have fun!

Hello everyone!

The fundamental theorem of math states that math is difficult. To make some math topics more approachable, we've decided to create a contest to help you brush up on your skills!

We will be hosting A Math Contest from Tuesday, July 12th, to Tuesday, July 26th. You will have 15 days to solve 17 problems of roughly increasing difficulty.

This contest will be unrated.

For more details, please see the contest page.

Good luck and have fun!

Hello everyone!

To keep everyone's summer break busy, here comes Another Random Contest!

This contest will be unrated.

The contest will run from Wednesday, June 29th to Saturday, July 2nd. Participants will have a 3-hour window to complete 6 problems.

For more details, please see the contest page.

Good luck and have fun!

We hope you enjoyed the last contest of the DMOPC 2021-2022 season! As usual, special congrats to the top 5 contestants:

1. Gennady (perfect score!)
2. ecnerwal (perfect score!)
3. ksun48
4. noimi
5. xiaowuc1

See you in September!

We made it! We are excited to announce that the 10th and final DMOPC of the school year will be held this coming weekend!

The contest will run from Friday, June 24th to Monday, June 27th (inclusive of both days).

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 00:00:00 EDT of June 24th and 00:00:00 EDT of June 28th.

Please see the contest page for more details.

Good luck!!