Compilare: main.cpp: In function 'int main()': main.cpp:33:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<arc>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 33 | for(int i=0; i<vec[1].size(); i++) | ~^~~~~~~~~~~~~~ main.cpp:60:34: warning: 'vf' may be used uninitialized in this function [-Wmaybe-uninitialized] 60 | t[vec[vf][j].nod]=vf; /// al j-ulea vecin al lui vf a fost imbunatatit de vf; | ~~~~~~~~~~~~~~~~~^~~