Borderou de evaluare (job #672096)

Compilare: main.cpp: In function 'int main()': main.cpp:42:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 42 | for (int i = 0; i < x.size(); i++) | ~~^~~~~~~~~~ main.cpp:58:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 58 | for (int i = 0; i < x.size(); i++) | ~~^~~~~~~~~~ main.cpp:74:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 74 | for (int i = 0; i < x.size(); i++) | ~~^~~~~~~~~~