use strict;
use warnings;
my @final;
my $item;
my @list = (2, 1, 4, 3, 8, 5); #already selected from array
#image another loop someplace else that is pushing into @list

for (1 .. 5) { #getting 5 numbers not on the list above...

my $find = int rand (10); #my "array" I am picking from is 0-10


#below this is my attempt to solve my problem
my $found_flag = 0;

foreach my $item ( @list ) {
    if( $item eq $find ) {
        $found_flag = 1;
        last;
    }
}

if( $found_flag ) {
	print "Found $find.\n";
	until ( $find != $item ) {
		$find = int rand (10);
	}
}

#I tried to basically say
# if (the item is already in the array) {
#     pick a value until it is not found in the array
# }

push @final, $find;
} 
print "@final \n";