roads.cpp: In function 'std::vector<long long int> minimum_closure_costs(int, std::vector<int>, std::vector<int>, std::vector<int>)':
roads.cpp:4:10: error: 'vector' was not declared in this scope
4 | return vector<long long>(n, 0);
| ^~~~~~
roads.cpp:4:10: note: suggested alternatives:
In file included from /usr/include/c++/10/vector:67,
from roads.h:1,
from roads.cpp:1:
/usr/include/c++/10/bits/stl_vector.h:389:11: note: 'std::vector'
389 | class vector : protected _Vector_base<_Tp, _Alloc>
| ^~~~~~
In file included from roads.h:1,
from roads.cpp:1:
/usr/include/c++/10/vector:86:13: note: 'std::pmr::vector'
86 | using vector = std::vector<_Tp, polymorphic_allocator<_Tp>>;
| ^~~~~~
roads.cpp:4:17: error: expected primary-expression before 'long'
4 | return vector<long long>(n, 0);
| ^~~~
roads.cpp:4:17: error: expected ';' before 'long'
4 | return vector<long long>(n, 0);
| ^~~~
| ;
roads.cpp:4:26: error: expected unqualified-id before '>' token
4 | return vector<long long>(n, 0);
| ^