Problem Set is the place where you can find large amount of problems from different programming contests.Online Judge System allows you to test your solution for every …

Online Judge Problem Set Authors Online Contests User Problems Submit Problem Online Status Prob.ID: Register Update your info Authors ranklist Current Contest Award ...

Log in to PKU JudgeOnline to access programming contests, create problems, and manage your account.

Anybody who possesses a POJ account is allowed for participation in the contest. The conduct of any contestant must be in compliance with the principles of fairness and justice.

POJ月赛自2004年起举行，是POJ平台的经典比赛活动，多年来吸引了一批又一批大、中学生及编程爱好者的参与，受到了广泛好评。 为了让更广大的编程爱好者从POJ平台受益，POJ团体决 …

POJ Administrative Staff Composing solutions Common guidelines for composing solutions The judge system challenges you with thousands of programming problems which demand diverse …

More should be noted about I/O operations in C++. Due to their complex underlying implementation models, cin and cout are comparatively slower than scanf and printf. The …

Explore past contests on PKU Online Judge and enhance your programming skills by solving challenging problems.

(1669) 20233541 2025-04-29 22:21:33 POJ又又又又又又又炸了 (69) 123asdf123 变态的精度 (32) Dereky Problem 1066 Re:变态的精度 (36) 23123123 2025-03-29 00:31:48 贡献一组测试数据 …

During his last sabbatical, professor M. A. Ya made a surprising discovery about the old Maya calendar. From an old knotted message, professor discovered that the Maya civilization used …