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use strict;

my $iMax = 1000000;
my $iQuestion = int(rand($iMax) + 1);

my $iCnt = 0;

while (1) {
	print "Input an integer between 1 to $iMax.\n";
	print "Your Number = ";
	my $iYours = <STDIN>;

	if ($iYours > $iMax) {
		print "It is so big!!! Retry!!\n";
		next;
	}
	if ($iYours == 0) {
		print "Retry!!\n";
		next;
	}

	$iCnt++;

	if ($iYours > $iQuestion) {
		print $iCnt."  "."Bigger!!!\n";
	} elsif ($iYours < $iQuestion) {
		print $iCnt."  "."Smaller!!!\n";
	} else {
		print $iCnt."  "."Great!!!!!!!!!\n";
		last;
	}
	print "==============================\n";
}