Problem	cousin
User	zyq69
Submission Time	2023-03-24 11:48:19
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

cousin.cpp:17:15: error: invalid declarator before ‘versions’
17 | vector<node*> versions;
| ^~~~~~~~
cousin.cpp: In function ‘void dfs(int, int)’:
cousin.cpp:41:18: error: ‘begin’ was not declared in this scope
41 | for(auto it: x) {
| ^
cousin.cpp:41:18: note: suggested alternatives:
In file included from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:95,
from cousin.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 cousin.cpp:1:
/usr/include/c++/9/bits/fs_dir.h:516:3: note: ‘std::filesystem::__cxx11::begin’
516 | begin(recursive_directory_iterator __iter) noexcept
| ^~~~~
cousin.cpp:41:18: error: ‘end’