Problem	pipes
User	errorgorn
Submission Time	2023-01-02 02:55:26
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

pipes.cpp:5:8: error: ‘ii’ was not declared in this scope
5 | vector<ii> al[100005];
| ^~
pipes.cpp:5:10: error: template argument 1 is invalid
5 | vector<ii> al[100005];
| ^
pipes.cpp:5:10: error: template argument 2 is invalid
pipes.cpp: In function ‘void dfs(int, int)’:
pipes.cpp:14:25: error: ‘begin’ was not declared in this scope
14 | for (auto [it,idx]:al[i]){
| ^
pipes.cpp:14:25: note: suggested alternatives:
In file included from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:95,
from pipes.cpp:1:
/usr/include/c++/9/valarray:1224:5: note: ‘std::begin’
1224 | begin(const valarray<_Tp>& __va)
| ^~~~~
In file included from /usr/include/c++/9/filesystem:38,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:129,
from pipes.cpp:1:
/usr/include/c++/9/bits/fs_dir.h: