#BZOJ3197. assassin
-
ID: 1705
Type: RemoteJudge
1000ms
256MiB
Tried: 0
Accepted: 0
Difficulty: (None)
Uploaded By:
root
assassin
题目描述
输入格式
输出格式
4
1 2
2 3
3 4
0 0 1 1
1 0 0 0
1
数据范围与约定
