Perl Programming/Simple Examples 2

use warnings;
use strict;
 
$| = 1;
 
print "Enter number of games to play: ";
chomp(my $Num_Games = <STDIN>);
 
my $Num_Guesses = 0;
for my $gameno (1 .. $Num_Games) {
        my $number = 1 + int rand 100;
 
        my $guess;
        do {
                print "Enter guess from 1 to 100: ";
                chomp($guess = <STDIN>);
                ++$Num_Guesses;
 
                if ($guess < $number) {
                        print "Higher!\n";
                } elsif ($guess > $number) {
                        print "Lower!\n";
                }
        } until $guess == $number;
 
        print "Correct!\nAverage guesses per game: ", 
        $Num_Guesses / $gameno, "\n\n";
}
 
print "Games played: $Num_Games\n";