Compilare: main.cpp: In function 'int getNrDeNrAproape(std::string)': main.cpp:22:32: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 22 | for(long long int i = 0; i < s.size(); i++){ | ~~^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:64:36: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 64 | for(long long int i = 0; i < s.size(); i++){ | ~~^~~~~~~~~~ main.cpp:69:36: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 69 | for(long long int i = 0; i < s.size(); i++){ | ~~^~~~~~~~~~ main.cpp:88:36: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 88 | for(long long int i = 0; i < s.size(); i++){ | ~~^~~~~~~~~~ main.cpp:112:36: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 112 | for(long long int i = 0; i < s.size(); i++){ | ~~^~~~~~~~~~