perm.cpp: In function 'std::vector<int> construct_permutation(long long int)':
perm.cpp:17:31: error: 'all' was not declared in this scope
17 | l.insert(l.end(), all(r));
| ^~~
perm.cpp:17:31: note: suggested alternatives:
In file included from /usr/include/c++/13/filesystem:48,
from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:200,
from perm.cpp:2:
/usr/include/c++/13/bits/fs_fwd.h:154:7: note: 'std::filesystem::perms::all'
154 | all = 0777,
| ^~~
In file included from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:89:
/usr/include/c++/13/ranges:1308:27: note: 'std::ranges::views::all'
1308 | inline constexpr _All all;
| ^~~