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my $d = "16895"; my $f = "33206"; ... my $l43b = $d & oct(70); # still 6 bits though, $l43b = $l43b >> 3; print "$od and oct(70) shifted 3 bits to the right = ",sprintf("%o",$l +43b)," in octal\n";
16895->40777 33206->100666 ... 33188->100644 lowest three bits of octal 40755 is 5 40755 and oct(70) shifted 3 bits to the right = 5 in octal