0_0_38754347_11387.cpp: In function 'void dfs1(int)':
0_0_38754347_11387.cpp:57:24: error: 'begin' was not declared in this scope
57 | for(auto i: e[u]) {
| ^
0_0_38754347_11387.cpp:57:24: note: suggested alternatives:
In file included from .\stdc++.h:166:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/valarray:1230:5: note: 'std::begin'
1230 | begin(const valarray<_Tp>& __va) noexcept
| ^~~~~
In file included from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/ranges_algobase.h:38,
from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/ranges_algo.h:38,
from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/algorithm:63,
from .\stdc++.h:51:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/ranges_base.h:489:44: note: 'std::ranges::__cust::begin'
489 | inline constexpr __cust_access::_Begin begin{};
| ^~~~~
In file included from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/filesystem:48,
from .\stdc++.h:200:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/fs_dir.h:576:3: note: 'std::filesystem::__cxx11::begin'
576 | begin(recursive_directory_iterator __iter) noexcept
| ^~~~~
In file included from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_iterator_base_types.h:71,
from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_algobase.h:65,
from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/algorithm:60:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/iterator_concepts.h:969:10: note: 'std::ranges::__cust_access::begin'
969 | void begin(const auto&) = delete;
| ^~~~~
0_0_38754347_11387.cpp:57:24: error: 'end' was not declared in this scope
57 | for(auto i: e[u]) {
| ^
0_0_38754347_11387.cpp:57:24: note: suggested alternatives:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/valarray:1257:5: note: 'std::end'
1257 | end(const valarray<_Tp>& __va) noexcept
| ^~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/ranges_base.h:490:42: note: 'std::ranges::__cust::end'
490 | inline constexpr __cust_access::_End end{};
| ^~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/fs_dir.h:581:3: note: 'std::filesystem::__cxx11::end'
581 | end(recursive_directory_iterator) noexcept
| ^~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/ranges_base.h:137:10: note: 'std::ranges::__cust_access::end'
137 | void end(const auto&) = delete;
| ^~~
|