Login
Register
QOJ.ac
QOJ
QOJ
Contests
Category
Problems
Submissions
Hack!
Universal Cup
Time Limit: 3 s
Memory Limit: 256 MB
Total points: 100
#7. 主旋律
Statistics
Statement
Submit
Custom Test
Editorial
The problem was used in the following contest:
IOI 2015 中国国家队清华集训 Day 1 (CTT 2014)
Submit
Run
Universal Cup