Compilare: main.cpp: In function 'void elimina_muchie(int, int)': main.cpp:58:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 58 | for(int i = 0; i < v[x].size(); i++) | ~~^~~~~~~~~~~~~ main.cpp:61:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 61 | for(int i = 0; i < v[y].size(); i++) | ~~^~~~~~~~~~~~~ main.cpp: In function 'void elimina_eulerian(int, int, int)': main.cpp:91:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 91 | for(int i = 0; i < sol.size() - 1; i++) /// elimin muchiile din graf | ~~^~~~~~~~~~~~~~~~