#!/usr/bin/perl
use warnings;
use strict;

print " Enter a number between 0 to 256 : ";
my $dec = <STDIN>;
my $a = ($dec & 128) <=> 0;
my $b = ($dec & 64) <=> 0;
my $c = ($dec & 32) <=> 0;
my $d = ($dec & 16) <=> 0;
my $e = ($dec & 8) <=> 0;
my $f = ($dec & 4) <=> 0;
my $g = ($dec & 2) <=> 0;
my $h = ($dec & 1) <=> 0;
print " The entered decimal number in binary is : ",$a.$b.$c.$d.$e.$f.$g.$h," \n";