C++

Problem 3 Cube Sum of an Integer Some numbers like 153, 370, 371, and 407 have the property that the number equals the cube sum of its digits. For example: 153 13+53+33-125 +27- 153 370: 33+7303 27343 0 370 371 33713 27343+1 371 407: 430373 640343 407 Write a program that prompts the user to enter a positive integer, then finds and prints the cube sum of the digits. Sample input / output: Enter a three digits positive integer: 385 The cube sum of the digits of 385 is 664