isPassengerBag method

dynamic isPassengerBag(
  1. String s
)

format: "0/0", "1/12" contains "/", and two numbers two side of it

Implementation

isPassengerBag(String s) {
  s = s.replaceAll('o', '0');
  if (s.contains('/') &&
      isNumeric(s.split('/')[0]) &&
      isNumeric(s.split('/')[0])) return true;
  return false;
}