Compilare: main.cpp: In member function 'std::vector<int> graf::disjoint(std::vector<std::pair<int, std::pair<int, int> > >)': main.cpp:135:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, std::pair<int, int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 135 | for(int i = 0; i < operatii.size(); i++){ | ~~^~~~~~~~~~~~~~~~~ main.cpp:153:1: warning: no return statement in function returning non-void [-Wreturn-type] 153 | } | ^ main.cpp: In function 'void InfoArena_disjoint()': main.cpp:184:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 184 | for(int i = 0; i < rez.size(); i++){ | ~~^~~~~~~~~~~~