Borderou de evaluare (job #646280)

Compilare: main.cpp: In function 'void next(std::string&)': main.cpp:23:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 23 | for (int i = pos + 1; i < s.size(); i++) { | ~~^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:83:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 83 | for (int i = 0; i < s.size(); i++) { | ~~^~~~~~~~~~ main.cpp:103:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 103 | for (int i = 1; i <= s.size(); i++) { | ~~^~~~~~~~~~~