Sum of Cubes

Popeye is just about to have lunch when Olive comes knocking at his door talking about some strange problem that she has been having. It is just a matter of time before he realizes that he won't be able to eat in peace so he decides to solve her problem first. The problem for Popeye is to find whether the number given to him by Olive can be expressed as a sum of the cubes of any two numbers i, j o