Borderou de evaluare (job #751108)

Compilare: main.cpp: In function 'int main()': main.cpp:52:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::basic_string<char> >::size_type' {aka 'unsigned int'} [-Wsign-compare] 52 | for (int i = 0; i < ans.size(); i++) { | ~~^~~~~~~~~~~~ main.cpp:53:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::basic_string<char> >::size_type' {aka 'unsigned int'} [-Wsign-compare] 53 | if (i != ans.size() - 1) { | ~~^~~~~~~~~~~~~~~~~