Giá phòng dựa vào loại phòng và bảng đơn giá phòng, nếu phòng có 1 người thuê thì lấy giá 1, nếu có từ 2 người trở lên thì giá 2.

Pp 4.1 design and implement a class called sphere that contains instance data that represents the sphere’s diameter. define the sphere constructor to accept and initialize the diameter and include getter and setter methods for the diameter. include methods that calculate and return the volume and surface area of the sphere (see pp 3.5 for the formulas). include a tostring method that returns a one-line description of the sphere. create a driver class called multisphere, whose main method instantiates and updates several sphere objects.

Who can provide you with a new password when you have forgotten your old one? your provide you with a new password in case you forget your old one.

What are the 12 colors of the spectrum called?