ZUFEOJ
Home
ProblemSet
Source/Category
Contest
Status
Ranklist
F.A.Qs
Login
Register
Show Tags
All Tags
1
2
3
4
5
6
7
8
9
Problem ID
Title
Solved
Submit
Pass Rate
4673
Recover Polygon (easy) 恢复多边形（简单）
cf690B1
1700
思维
2
8
25.000%
1
2
3
4
5
6
7
8
9