demo_reference_5.cpp

对于一个初涉VC＋＋的人来书

//**********************************
//**        reference_5.cpp       **
//**********************************

# include <iostream.h>
# include <conio.h>

int Factor(int,int&,int&);

void main()
{
	int number,squared,cubed,error;

	cout<<"Enter a number (0-20):";
	cin>>number;

	error=Factor(number,squared,cubed);

	if(error)
	{
		cout<<"Number:"<<number<<endl;
		cout<<"Squared:"<<squared<<endl;
		cout<<"Cubed:"<<cubed<<endl;
	}
	else
		cout<<"Error encountered!"<<endl;
}

int Factor(int n,int& rSquared,int& rCubed)
{
	if(n>20||n<0) return 0;

	rSquared=n*n;
	rCubed=n*n*n;

	return 1;
}