$amount = 3;
@pick = (1,2);
@end = ();

for($i=0;$i<$amount;$i++) {
 for($z=0;$z<2**($amount-1-$i);$z++) {
    for($j=0;$j<@pick;$j++) {
      for($k=0;$k<2**$i;$k++) {
           push(@{$end[$i]},$pick[$j]);       
      }
    }
  }
}
for($z=0;$z<2**($amount);$z++) {
  for($i=0;$i<$amount;$i++) {
    print $end[$i][$z]."\t";  
  }
  print "\n";
}

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In reply to Re: Combinations with variable length by Anonymous Monk
in thread Combinations with variable length by TryingTheBest

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