Borderou de evaluare (job #650259)

Compilare: main.cpp: In function 'int main()': main.cpp:19:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 19 | for (i=2; i<s.size(); i++) | ~^~~~~~~~~ main.cpp:46:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 46 | for (i=0; i<s.size(); i++) | ~^~~~~~~~~