Compilare: main.cpp: In function 'void print()': main.cpp:28:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 28 | for(int i=0; i<Componente.size()-1; i++) | ~^~~~~~~~~~~~~~~~~~~~ main.cpp:29:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 29 | for(int j=i+1; j<Componente.size(); j++) | ~^~~~~~~~~~~~~~~~~~