导航切换
HZNUOJ
ProblemSet
Contests
F.A.Q
Others
Programming Fundamentals
Donation
KeyWords
Login
Login
Hide Tag
Problems
Status
Standings
松菜菜的式式式式式
Tags:
Time Limit:
1 s
Memory Limit:
2048 MB
Submission：
17
AC：
6
Score：
99.79
Submit
Codes
Description
upload/2572.pdf
Author
LUO, Tiansong
Submit
Codes