Contest Detail - ZXOJ

Done IOI Start at: 2025-3-9 18:45 5 hour(s) Host:

h_h 10

答案单调性才可以二分
把c题所有ac代码翻一遍，大家写得都很强，请思考细节对比优劣

Status: Done
Rule: IOI
Problem: 5
Start at: 2025-3-9 18:45
End at: 2025-3-9 23:45
Duration: 5 hour(s)
Host: h_h
Partic.: 10