///////////////////////////////////////////////////////
//
//	parameters.cpp
//
//	Started 1/6/97 by Jeff Ondich
//	Last modified: 1/6/97
//
//	1.  Read the program first, predict the output, and
//		then compile and run it.
//
//	2.	What's the difference between Bert() and Ernie()
//		(besides nose and skin color, that is)?
//
//	3.	What's the difference between Bert() and Zoe()?
//
//	4.	We'll talk about Bert() vs. Ernie() vs. Zoe()
//		on Friday.
//
////////////////////////////////////////////////////////

#include	<iostream.h>
#include	<ctype.h>

void Bert( char c );
void Ernie( char& c );
void Zoe( char *str );

int main( void )
{
	char	myLetter = 'Q';
	char	myString[100] = "My fish ate my other fish's tail.";
	
	Bert( myLetter );
	cout << "After Bert: " << myLetter << endl;
	
	Ernie( myLetter );
	cout << "After Ernie: " << myLetter << endl;
	
	Zoe( myString );
	cout << "After Zoe: " << myString << endl;

	return( 0 );
}


void Bert( char c )
{
	c = 'B';
}

void Ernie( char& c )
{
	c = 'E';
}

void Zoe( char *str )
{
	for( int i=0; str[i] != '\0'; i++ )
		str[i] = toupper(str[i]);
}