Borderou de evaluare (job #794363)

Compilare: main.cpp: In function 'bool are_cifre_distincte(std::string)': main.cpp:15:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 15 | for(int i=0; i<s.length(); i++) | ~^~~~~~~~~~~ main.cpp: In function 'int forma_de_baza(std::string)': main.cpp:30:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 30 | for(int i=0; i<s.length(); i++) | ~^~~~~~~~~~~ main.cpp:35:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 35 | for(int i=0; i<s.length(); i++) | ~^~~~~~~~~~~