#include "Factory.h" #include "expman.h" //You may add #include statments here using namespace std; /* Unlike all other documents provided, you may modify this document slightly (but do not change its name) */ //======================================================================================= /* createManager() Creates and returns an object whose class extends ExpressionManagerInterface. This should be an object of a class you have created. Example: If you made a class called "ExpressionManager", you might say, "return new ExpressionManager();". */ ExpressionManagerInterface* Factory::createManager() { return new expman();//Modify this line } //=======================================================================================