monede1.cpp:16:29: tr1/unordered_map: No such file or directory monede1.cpp:19: namespace `tr1' undeclared monede1.cpp:86: `unordered_map' was not declared in this scope monede1.cpp:86: parse error before `,' token monede1.cpp: In member function `void Graph::_clear()': monede1.cpp:47: `c' undeclared (first use this function) monede1.cpp:47: (Each undeclared identifier is reported only once for each function it appears in.)