Borderou de evaluare (job #797155)

Compilare: main.cpp: In function 'std::string transf(const std::string&)': main.cpp:6:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 6 | for (int i = 0; i < S.size(); i++) S[i] = tolower(S[i]); | ~~^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:21:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 21 | for (int i = 0; i < linie.size(); i++) { | ~~^~~~~~~~~~~~~~ main.cpp:35:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::basic_string<char> >::size_type' {aka 'unsigned int'} [-Wsign-compare] 35 | for (int i = 0; i < cuvinte.size(); i++) { | ~~^~~~~~~~~~~~~~~~