Eroare de compilare: user.cpp:20:37: error: ‘comp’ was not declared in this scope priority_queue <int , vector<int> , comp> PQ; ^ user.cpp:20:41: error: template argument 3 is invalid priority_queue <int , vector<int> , comp> PQ; ^ user.cpp:20:45: error: invalid type in declaration before ‘;’ token priority_queue <int , vector<int> , comp> PQ; ^ user.cpp: In member function ‘bool comp::operator()(const int&, const int&)’: user.cpp:28:16: error: ‘dmin’ was not declared in this scope return dmin[x]>dmin[y]; ^ user.cpp: At global scope: user.cpp:34:1: error: expected initializer before ‘void’ void read() ^