Borderou de evaluare (job #681702)

Compilare: main.cpp: In function 'bool circular(std::string)': main.cpp:28:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 28 | for (int i = 0; i < x.size(); i++) | ~~^~~~~~~~~~ main.cpp:34:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 34 | for (int i = 0; i < x.size(); i++) | ~~^~~~~~~~~~ main.cpp:41:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 41 | for (int i = 0; i < x.size(); i++) | ~~^~~~~~~~~~