QOJ.ac
QOJ
Time Limit:
3.0 s
Memory Limit:
1024 MB
Total points:
100
Hackable ✓
The 3rd Universal Cup. Stage 38: Guangzhou
J. Not a work of Idol / 不是偶像的大作
This problem is prepared by
bulijiojiodibuliduo, JohnVictor36, and zhoukangyang .