Compilare: main.cpp: In function 'void hakim()': main.cpp:341:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 341 | if(first > sir.size()) | ~~~~~~^~~~~~~~~~~~ main.cpp: In member function 'int GRAF::fm()': main.cpp:561:1: warning: no return statement in function returning non-void [-Wreturn-type] 561 | } | ^