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  1. or download this
     3:03 >perl -MData::Dump -wE "my @array; $array[5.35968 % 2] = 42; dd 
    +\@array;"
    [undef, 42]
    
     3:03 >
    
  2. or download this
     3:03 >perl -wE "my $iterations = 0; my $number = 192; while ($number 
    +!= 0) { $number /= 2; ++$iterations; } say qq[$iterations iterations]
    +;"
    1083 iterations
    
     3:06 >