Login
Register
QOJ.ac
QOJ
QOJ
Contests
Category
Problems
Submissions
Hack!
Blogs
PKUTS
Time Limit: 4 s
Memory Limit: 512 MB
Jinan 2022
L. Tree Distance
Statistics
Statement
Submit
Custom Test
Back to the contest
This problem is prepared by
nzhtl1477
.
Submit
Run