Eroare de compilare: user.cpp: In function ‘void solve(int)’: user.cpp:72:26: error: no matching function for call to ‘std::vector<int>::push_back()’ Sol.push_back(); ^ user.cpp:72:26: note: candidates are: In file included from /usr/local/include/c++/4.8.0/vector:64:0, from user.cpp:3: /usr/local/include/c++/4.8.0/bits/stl_vector.h:901:7: note: void std::vector<_Tp, _Alloc>::push_back(const value_type&) [with _Tp = int; _Alloc = std::allocator<int>; std::vector<_Tp, _Alloc>::value_type = int] push_back(const value_type& __x) ^ /usr/local/include/c++/4.8.0/bits/stl_vector.h:901:7: note: candidate expects 1 argument, 0 provided /usr/local/include/c++/4.8.0/bits/stl_vector.h:919:7: note: void std::vector<_Tp, _Alloc>::push_back(std::vector<_Tp, _Alloc>::value_type&&) [with _Tp = int; _Alloc = std::allocator<int>; std::vector<_Tp, _Alloc>::value_type = int] push_back(value_type&& __x) ^ /usr/local/include/c++/4.8.0/bits/stl_vector.h:919:7: note: candidate expects 1 argument, 0 provided