Create a class named AddUtil Each class file must be in its own file, separate from the main.

The AddUtil class will have a static method addPlus, that adds things together.

Examples addPlus(5,5) = 10 Examples addPlus(5,"5") = 55 Examples addPlus("5","5") = "5 5" Examples addPlus(true,5) = "10" Examples addPlus(false,5) = "-10"