Login
Register
QOJ.ac
QOJ
QOJ
Contests
Category
Problems
Submissions
Hack!
Day 1
Day 2
Live
Time Limit: 2.5 s
Memory Limit: 1024 MB
Hackable ✓
2024 北京市大学生程序设计竞赛
A. 不要玩弄字符串
Statistics
Statement
Submit
Custom Test
Attachments
Back to the contest
Submit
Run