Welcome to ZOJ
FAQ
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Our Problem Setter Team

Want to host a programming contest,
but don't know where to find the problem setters,
or have no technical support?

Zhejiang University Programming Contest Problem Setter Team is here to help!
We are here to help you pursue a better contest experience.

ZOJ News

2018.12.06
New! Weak Passwords are not Allowed on ZOJ Now.

We are required by the Network Security Inspection Group of Ministry of Education not to allow users to use weak passwords.

For the users using "123456" or "password" as their passwords, we have (forcibly) changed their passwords to their e-mail used for registering ZOJ. Sorry for the inconvenience caused.

2018.11.04
The 2018 ACM-ICPC Asia Qingdao Regional Contest on November 4.

Click here to practice these problems in the problemset.
Contest materials: problems (pdf), final standings, website

An online mirror contest is also scheduled at 12:00 on November 10. Feel free to participate in the contest if you are interested.

2018.09.09
The 2018 ACM-ICPC Asia Qingdao Regional Contest, Online on September 16.

Click here to practice these problems in the problemset.
Contest materials: problems (pdf), final standings

As the network condition in our data center is poor, we are going to host the contest on pintia.cn.
Click here to view the instructions on how to use pintia.cn.
All the problems will be available for practice on ZOJ after the contest.
Good luck and have fun!

2018.05.18
ZOJ Monthly, June 2018 on June 10.

Click here to practice these problems in the problemset.

Good luck and have fun!

2018.04.24
Summer Training for Students in Zhejiang University!

Check this link for more information.

2018.03.10
The 15th Zhejiang Provincial Collegiate Programming Contest Sponsored by TuSimple on April 29.

Click here to practice these problems in the problemset.
Contest materials: problems (pdf), final standings, website, announcement

Due to our network problem, the online mirror is postponded to 13:30. Sorry for the inconvenience caused.
We have fixed the errors in the testing data for problem G (we mistakenly uploaded the testing data for problem F to problem G).
We are really really sorry for the inconvenience caused and we promise this sort of mistake will never happen again! The testing data in our onsite contest is correct.

This is the online mirror of the 15th Zhejiang Provincial Collegiate Programming Contest.
Good luck and have fun!
The sponsor of the contest is TuSimple. We hereby give our sincere thanks for their support.

2018.03.07
The 18th Zhejiang University Programming Contest Sponsored by TuSimple on April 7.

Click here to practice these problems in the problemset.
Contest materials: problems (pdf), final standings, announcement

The 18th Zhejiang University Programming Contest is coming! Everybody is welcome to participate in our contest.
If you are a student of Zhejiang Universty, please click this link (in Chinese) to sign up for the onsite contest.
If you are not a student of Zhejiang University, you are still welcome to come to our onsite contest. Please check this link (in Chinese) for more information.
You might also be interested in our online contest scheduled at 14:00 on April 7th. Check the link on the news title for more information.
The sponsor of the contest is TuSimple. We hereby give our sincere thanks for their support.

2018.02.23
ZOJ Monthly, March 2018 on March 10.

Click here to practice these problems in the problemset.

Good luck and have fun!

2018.01.27
Thanks for the effort, members of Zhejiang University ACM/ICPC Team!

Click here for detailed news (in Chinese).

Year 2017 is indeed a fruitful year for ZJU ACM/ICPC Team.
With the hard work of every team member, we have won 10 gold medals (including a regional champion), 3 silver medals and 3 bronze medals in ICPC,
as well as 5 gold medals (including a final first runner-up) and 1 silver medal in CCPC.
Thanks for the effort of every team member. We are proud of you all!
We also want to give our sincere thanks to our sponsor TuSimple. Let's expect a better future for ZJU ACM/ICPC Team in the coming 2018!

2017.12.17
ZOJ Monthly, January 2018 on January 6.

Click here to practice these problems in the problemset.

ZOJ Monthly is back~
Good luck and have fun. Happy new year!