Compilare: main.cpp: In function 'int main()': main.cpp:31:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 31 | while( i < edges[node].size() && viz[edges[node][i].ind] ) | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp:33:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 33 | if( i < edges[node].size() ) { | ~~^~~~~~~~~~~~~~~~~~~~