HZNUOJ

流浪地球·粉笔大作战

Tags:
Time Limit:  1 s      Memory Limit:   128 MB
Submission:275     AC:96     Score:97.16

Description

upload/2574.pdf

Hint

每个粉笔盒里的粉笔初始数量都>=1,且小于1e9

Author

CHU, Zhenzhen