Japanese version is available here.
The 21th Japanese Olympiad in Informatics Spring Camp Online Contest is the online contest of The 21th Japanese Olympiad in Informatics Spring Camp. The contest is open to everybody.
The secries of the contests will be held in 4 days. The duration of each contest is 5 hours. You can choose start time from the specified range freely.
No prizes will be given to the contestants. Live scoreboard will be provided during the contest. The ranking including the contestants’ usernames and scores of each task will be published here after the contest.
We will not publish the source code submitted to this contest without permission from the participants.
After the contest finishes, we will open the judging server for one week. Interested contestants can improve and resubmit their solutions by themselves.
There is no online contest of The 2nd Japanese Olympiad in Informatics for Girls Spring Camp.
Rules that are the same as The 21th Japanese Olympiad in Informatics Spring Camp Rule:
Rules that are the different from The 21th Japanese Olympiad in Informatics Spring Camp Rule:
The contests are over.
The tasks and test data are available in JOI 2021/2022 Spring Camp Tasks.