Compilare: main.cpp: In function 'int main()': main.cpp:33:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 33 | for(i=0;i<v.size();i++) | ~^~~~~~~~~ main.cpp:49:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 49 | for(i=0;i<v.size();i++) | ~^~~~~~~~~