Compilare: main.cpp: In member function 'std::vector<int> graf::disjoint(std::vector<std::pair<int, std::pair<int, int> > >)': main.cpp:149:22: 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] 149 | for(int i = 0; i < operatii.size(); i++){ | ~~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<std::vector<int> > grafCuCost::apm(std::vector<int>&, int&)': main.cpp:179:22: warning: comparison of integer expressions of different signedness: 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 179 | while(rez.size() < NrNoduri - 1){ | ~~~~~~~~~~~^~~~~~~~~~~~~~ main.cpp: In function 'void InfoArena_disjoint()': main.cpp:230:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 230 | for(int i = 0; i < rez.size(); i++){ | ~~^~~~~~~~~~~~ main.cpp: In function 'void InfoArena_apm()': main.cpp:251:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 251 | for(int i = 1; i < parinte.size(); i++){ | ~~^~~~~~~~~~~~~~~~ main.cpp:257:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 257 | for(int i = 0; i < rez.size(); i++){ | ~~^~~~~~~~~~~~