my $messagetouser= "What is your favorite Color?";
my $ans = tryagain5 ( $messagetouser );
if ($ans) 
	{
	print "$ans\n";
	}
else 
	{ 
	print "You didn't reply! Goodbye.\n";
	exit;
	}
#print $answer, "\n";

sub callandresponse {
my ($messagetouser)=@_;
print $messagetouser,"\n";
my $ans=<STDIN>;
chomp $ans;
 return $ans;
 }

sub tryagain5 {
my($messagetouser)=@_;
my $ans = callandresponse ($messagetouser);
my $count=1;
while ($count < 5 and $ans =~ /^\s*\n/) 
	{ $count++;
	$ans = callandresponse ($messagetouser);
	}
if ($ans =~ /^\s*\n/)
	{
	return 0;
	}
	else
	{ return $ans;}
}