Compilare: main.cpp: In function 'int main()': main.cpp:13:20: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 13 | if(s.size()<min1){min1=s.size();} | ~~~~~~~~^~~~~ main.cpp:26:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 26 | for(int j=mij;j<s.size();j++){ | ~^~~~~~~~~