Cyborg Data Type Sizes

You have been given a job as a programmer on a Cyborg supercomputer. In order to accomplish some calculations, you need to know how many byres the following data types use: char, int, float, and double. You do not have any manuals, so you can't look this information up$.$ Write a $C++$ program that will determine the amount of memory used by these types and display the information on the screen.