Compilare: main.cpp: In function 'int main()': main.cpp:28:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 28 | if(j2 + j1 > b.size()) ///deja prea mare | ~~~~~~~~^~~~~~~~~~ main.cpp:53:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 53 | if(j1 > b.size()) ///o sa mai scada | ~~~^~~~~~~~~~