Why should you try out a camera bag before taking it on a vacation? So you can make sure that your passport fits in it
So that you can make sure it is comfortable
So that you can get a different color
So that you can add more equipment

Using a conditional expression, write a statement that increments numusers if updatedirection is 1, otherwise decrements numusers. ex: if numusers is 8 and updatedirection is 1, numusers becomes 9; if updatedirection is 0, numusers becomes 7.