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Returns the value of s.

And declare s outside the function if you want to access s else you are returning value of s from the function, so simply get this value and print out by calling the...

I can't understand what do you mean by using toString method to convert into String? Why not simply using String?

elisha.java clear it.
OP: toString() is a method provided by java.

It can never convert int but the wrapper Integer to String and is mostly helpful when you want to use your data as String rather...