use strict;
use warnings;

my @positions = qw(sitting standing reclining);
my @locations =
 ('at the museum', 'in the woods', 'on the beach', 'in the kitchen');
my @drinks = qw(scotch beer coke yoohoo);
my $flag   = 1;

do {
 my $selection = print_options( \@drinks );
 $flag = do_it( $drinks[ $selection - 1 ], \@positions, \@locations );

} until $flag == 0;



sub print_options {
    my $drinks_ref = shift;

    for ( my $i = 0 ; $i <= $#{$drinks_ref} ; $i++ ) {
        print $i + 1, "\. $drinks_ref->[$i]\n";
    }
    print "Choose a number: ";
    chomp( my $selection = <> );
    return $selection;
}

sub do_it {

    my $drink         = shift;
    my $positions_ref = shift;
    my $locations_ref = shift;
   my $rand_position = $positions_ref->[ rand( $#{$positions_ref} ) ];
   my $rand_location = $locations_ref->[ rand( $#{$locations_ref} ) ];

  print
"You just drank a $drink $rand_location in the $rand_position position.\n";

    if ( $rand_location eq 'on the beach' ) {
        print "YEEEEEHAAAWWWWWWWWWW!\n";
        return 0;
    }
    else {
        return 1;
    }

}