Login
Register
QOJ.ac
QOJ
QOJ
Contests
Category
Problems
Submissions
Hack!
Blogs
Day 1
Day 2
Time Limit: 2 s
Memory Limit: 512 MB
Total points: 100
#4061. 垃圾回收
Statistics
Statement
Submit
Custom Test
Attachments
The problem was used in the following contests:
2022 陕西省队选拔赛 (SNOI 2022)
Submit
Run