Compilare: main.cpp: In function 'int main()': main.cpp:33:12: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::basic_string<char> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 33 | while(i<A.size()) | ~^~~~~~~~~ main.cpp:35:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::basic_string<char> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 35 | if(i+2<A.size() && cmlsc(i,i+2)>6) | ~~~^~~~~~~~~ main.cpp:37:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::basic_string<char> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 37 | for(int j=i+1;j<A.size()-1;j++) | ~^~~~~~~~~~~ main.cpp:25:9: warning: unused variable 'n' [-Wunused-variable] 25 | int n=A.size(); | ^ main.cpp:28:10: warning: unused variable 'ok' [-Wunused-variable] 28 | bool ok=0; | ^~