Home
Problem Set
Training
Contest
Homework
Record
Ranking
Login
Language
English
한국어
简体中文
正體中文
0 solutions
[YsOI2020] 计划
View Problem
Login to Submit
Solutions
Files
Statistics
Information
ID
8926
Time
2000ms
Memory
500MiB
Difficulty
6
Tags
数学
Special Judge
O2优化
容斥原理
期望
# Submissions
0
Accepted
0
Uploaded By
Hydro
CLOSE
SIGN IN
Using your 蒙青创OJ universal account
Username
Password
Remember me
Forgot password or username?