Compilare: main.cpp: In function 'void automate()': main.cpp:13:9: warning: unused variable 'i' [-Wunused-variable] 13 | int i,poz=0; | ^ main.cpp: In function 'int main()': main.cpp:50:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 50 | for(int i=0; i<elem.size(); i++) g<<elem[i]<<' '; | ~^~~~~~~~~~~~