$anynum=$ARGV[0];
chomp($orig=<STDIN>);
$i = quotemeta($orig);
$i=~ s/[a-z]/l/g;
$i =~ s/\d/n/g;
while ($i=~/(l+)/g){
    if ($anynum) {
        $i=~s/($1)/'[a-z]+'/e;        
    } else {
        $i=~s/($1)/"[a-z]{".length ($1)."}"/e;
    }
}
while ($i=~/(n+)/g){
    if ($anynum) {
        $i=~s/($1)/"\\d+"/e;        
    } else {
        $i=~s/($1)/"\\d{".length ($1)."}"/e;
    }
}
$i=~s/\s+/s\+/g;
$i=qr/$i/;
print "pattern is : $i\n";
print $orig=~/$i/; #double check