Windows CE 1.0 does not support the cascading menu. In the use of Windows CE 1.0, it can not insert a MF_POPUP menu to another drop-down menu. Window CE 1.0 does not support the following signs:
Program Description: The program asks the user to choice from the menu an option
A. Check to see if a number is prime.
B. Count the number of vowels in a line.
X. Exit the program.
