🔒 문제 🔑 풀이 (C++) #include #include #include #define MIN_VALUE 0 #define MAX_VALUE 255 using namespace std; bool has_only_digits(const string s){ // dot(.) == "\000" return s.find_first_not_of( "0123456789" ) == string::npos && (s != "\000"); } /* The function returns 1 if IP string is valid else return 0 You are required to complete this method */ int isValid(string s) { if (count(s.begin(), s.en..
