Compilare: main.cpp: In function 'int main()': main.cpp:90:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 90 | for(j = 0; j < newG[i].size(); ++j) | ~~^~~~~~~~~~~~~~~~ main.cpp:76:9: warning: 'secondMax' may be used uninitialized in this function [-Wmaybe-uninitialized] 76 | int secondMax; | ^~~~~~~~~ main.cpp:55:16: warning: 'nodmax' may be used uninitialized in this function [-Wmaybe-uninitialized] 55 | int maxim, nodmax; | ^~~~~~