0_0_38806442_2951.cpp: In function 'void solve()':
0_0_38806442_2951.cpp:11:6: error: no match for 'operator[]' (operand types are 'std::vector<int>' and 'std::vector<int>')
11 | r[r] = i + 1;
| ^
In file included from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/vector:66,
from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/functional:64,
from .\stdc++.h:53:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_vector.h:1121:7: note: candidate: 'constexpr std::vector<_Tp, _Alloc>::reference std::vector<_Tp, _Alloc>::operator[](size_type) [with _Tp = int; _Alloc = std::allocator<int>; reference = int&; size_type = long long unsigned int]'
1121 | operator[](size_type __n) _GLIBCXX_NOEXCEPT
| ^~~~~~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_vector.h:1121:28: note: no known conversion for argument 1 from 'std::vector<int>' to 'std::vector<int>::size_type' {aka 'long long unsigned int'}
1121 | operator[](size_type __n) _GLIBCXX_NOEXCEPT
| ~~~~~~~~~~^~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_vector.h:1140:7: note: candidate: 'constexpr std::vector<_Tp, _Alloc>::const_reference std::vector<_Tp, _Alloc>::operator[](size_type) const [with _Tp = int; _Alloc = std::allocator<int>; const_reference = const int&; size_type = long long unsigned int]'
1140 | operator[](size_type __n) const _GLIBCXX_NOEXCEPT
| ^~~~~~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_vector.h:1140:28: note: no known conversion for argument 1 from 'std::vector<int>' to 'std::vector<int>::size_type' {aka 'long long unsigned int'}
1140 | operator[](size_type __n) const _GLIBCXX_NOEXCEPT
| ~~~~~~~~~~^~~
|