Borderou de evaluare (job #767370)

Compilare: main.cpp: In function 'bool lexicographicCompare(const std::string&, const std::string&)': main.cpp:20:14: warning: comparison of integer expressions of different signedness: 'int' and 'const unsigned int' [-Wsign-compare] 20 | while (k < min(a.length(), b.length()) && a[k] == b[k] && isAlphanumeric(a[k])) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:24:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 24 | if (k == a.length() || k == b.length()) | ~~^~~~~~~~~~~~~ main.cpp:24:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 24 | if (k == a.length() || k == b.length()) | ~~^~~~~~~~~~~~~