Compilare: main.cpp: In function 'void ComponenteTareConexe()': main.cpp:144:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 144 | for (int i=0; i<vec.size(); i++) { | ~^~~~~~~~~~~ main.cpp: In function 'int Kruskal()': main.cpp:270:20: 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] 270 | for (int i=0; i<muchii.size(); i++) { | ~^~~~~~~~~~~~~~ main.cpp: In function 'int Prim()': main.cpp:291:1: warning: no return statement in function returning non-void [-Wreturn-type] 291 | } | ^