using namespace std;

int main() {
   string path = "1 2 3 4 5 6 7 8 9 0";
   regex regular("(\\d+)\\s*");
   cmatch m;
   bool bCheck = regex_match(path.c_str(), m, regular);
   cout << "Finded elem: " << m[0] << endl << "Size: " << m.size() << endl <<  (bCheck ? "True" : "False") << endl;
   bCheck = regex_search(path.c_str(), m ,regular);
   cout << "Finded elem: " << m[0] << endl << "Size: " << m.size() << endl <<  (bCheck ? "True" : "False") << endl;
}