gistfile1.cpp

int main() {
    int valid = 0;
    int invalid = 0;
    string line;
    string formatted;

    PhoneNumberUtil* util = PhoneNumberUtil::GetInstance();
    PhoneNumber number;
    
    while (cin) {
        getline(cin, line);
        if (cin.eof()) break;

        if (util->Parse(line, "US", &number) != PhoneNumberUtil::NO_PARSING_ERROR) {
            invalid += 1;
            continue;
        }

        if (util->IsValidNumber(number)) {
            valid += 1;
            cout << line << endl;
        } else {
            invalid += 1;
        }

        // util->Format(number, PhoneNumberUtil::INTERNATIONAL, &formatted);
        // cout << formatted<< endl; 
    }

    cout << endl;
    cout << "Valid: " << valid << endl;
    cout << "Invalid: " << invalid << endl;
    return 0;
}