Problem	airplane
User	pasit
Submission Time	2026-08-04 11:19:40
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

airplane.cpp: In function ‘int32_t main()’:
airplane.cpp:35:20: error: ‘i’ was not declared in this scope; did you mean ‘ai’?
35 | int ai = a[i];
| ^
| ai
airplane.cpp:37:30: error: ‘begin’ was not declared in this scope
37 | for(int v : cur[u]){
| ^
airplane.cpp:37:30: note: suggested alternatives:
In file included from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:95,
from airplane.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 airplane.cpp:1:
/usr/include/c++/9/bits/fs_dir.h:516:3: note: ‘std::filesystem::__cxx11::begin’
516 | begin(recursive_directory_itera