Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:35:5: error: ‘node’ was not declared in this scope node = q.front(); ^ user.cpp:43:41: error: no matching function for call to ‘std::queue<int>::push(std::pair<int, int>)’ q.push(pair<int,int>(next,fl) ); ^ user.cpp:43:41: note: candidates are: In file included from /usr/include/c++/4.8/queue:64:0, from user.cpp:3: /usr/include/c++/4.8/bits/stl_queue.h:212:7: note: void std::queue<_Tp, _Sequence>::push(const value_type&) [with _Tp = int; _Sequence = std::deque<int, std::allocator<int> >; std::queue<_Tp, _Sequence>::value_type = int] push(const value_type& __x) ^ /usr/include/c++/4.8/bits/stl_queue.h:212:7: note: no known conversion for argument 1 from ‘std::pair<int, int>’ to ‘const value_type& {aka const int&}’ /usr/include/c++/4.8/bits/stl_queue.h:217:7: note: void std::queue<_Tp, _Sequence>::push(std::queue<_Tp, _Sequence>::value_type&&) [with _Tp = int; _Sequence = std::deque<int, std::allocator<int> >; std::queue<_Tp, _Sequence>::value_type = int] push(value_type&& __x) ^ /usr/include/c++/4.8/bits/stl_queue.h:217:7: note: no known conversion for argument 1 from ‘std::pair<int, int>’ to ‘std::queue<int>::value_type&& {aka int&&}’ user.cpp:22:6: warning: unused variable ‘i’ [-Wunused-variable] int i,x,y,z; ^ user.cpp:25:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d",&n,&m); ^ user.cpp:29:36: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d %d",&x, &y, &z); ^