My suggestion is to use hash:

my %already_selected;

......
unless ( $already_selected{$find} ) {
    $already_selected{$find}++;
    #this number is selecting first time
    ....
}

[download]

And of course don't use splice if you don't want destroy original array.

In reply to Re: Select value from array w/o replacement (or destroying the array) by Gangabass
in thread Select value from array w/o replacement (or destroying the array) by BioNrd

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