Prerequisites . . To complete this project, you need to make sure that you have the following: C++ and the g++ compiler A C++ IDE or text editor (multiple editors exist for developers) An understanding of the basic C++ constructs. Problem Description Given the following problems, write C++ programs to solve any seven of these problems. 6. Write a C++ program called digitcubes.cpp that reads an integer between 0 and 1000 and adds the cubes of all the digits in the integer. For example, if an integer is 432, the sum of the cubes all its digits is 43 + 33 + 23 = 64 +27+8 = 95. If the user enters an input that is invalid, the program must show an error and ask the user to enter a valid number again