> 19, but only if you start with a ground floor With ground floor starting at 0 like in North America or at 1 as they have it in Europe? Bonus: How do you cal

> 19, but only if you start with a ground floor With ground floor starting at 0 like in North America or at 1 as they have it in Europe? Bonus: How do you call an elevator in Japan? You press the button.