Eroare de compilare: main.cpp: In function 'void bfs(int)': main.cpp:28:14: error: request for member 'first' in 'x', which is of non-class type 'int' if(!viz[x.first]){ ^~~~~ main.cpp:29:14: error: request for member 'first' in 'x', which is of non-class type 'int' q.push(x.first); ^~~~~ main.cpp:30:11: error: request for member 'first' in 'x', which is of non-class type 'int' viz[x.first]=1; ^~~~~ main.cpp:31:16: error: request for member 'first' in 'x', which is of non-class type 'int' if(nod > x.first) ^~~~~ main.cpp:32:13: error: request for member 'first' in 'x', which is of non-class type 'int' dist[x.first] = dist[nod] - x.second; ^~~~~ main.cpp:32:36: error: request for member 'second' in 'x', which is of non-class type 'int' dist[x.first] = dist[nod] - x.second; ^~~~~~ main.cpp:34:13: error: request for member 'first' in 'x', which is of non-class type 'int' dist[x.first] = dist[nod] + x.second; ^~~~~ main.cpp:34:36: error: request for member 'second' in 'x', which is of non-class type 'int' dist[x.first] = dist[nod] + x.second; ^~~~~~ main.cpp:35:10: error: request for member 'first' in 'x', which is of non-class type 'int' if(x.first == y) ^~~~~ main.cpp: In function 'int main()': main.cpp:46:33: error: no matching function for call to 'std::vector<int>::push_back(std::pair<int, int>)' v[i].push_back(make_pair(j, d)); ^ In file included from /usr/include/c++/6/vector:64:0, from /usr/include/c++/6/queue:61, from main.cpp:3: /usr/include/c++/6/bits/stl_vector.h:914:7: note: candidate: 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/include/c++/6/bits/stl_vector.h:914:7: note: no known conversion for argument 1 from 'std::pair<int, int>' to 'const value_type& {aka const int&}' /usr/include/c++/6/bits/stl_vector.h:932:7: note: candidate: 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/include/c++/6/bits/stl_vector.h:932:7: note: no known conversion for argument 1 from 'std::pair<int, int>' to 'std::vector<int>::value_type&& {aka int&&}' main.cpp:47:33: error: no matching function for call to 'std::vector<int>::push_back(std::pair<int, int>)' v[j].push_back(make_pair(i, d)); ^ In file included from /usr/include/c++/6/vector:64:0, from /usr/include/c++/6/queue:61, from main.cpp:3: /usr/include/c++/6/bits/stl_vector.h:914:7: note: candidate: void std::vector<_Tp, _Alloc>::push_back(const value_type&) [with _Tp = int; _Alloc = std::allocator<int>; std::vector<_Tp, _Alloc>::value_type = int] Non zero exit status: 1