#!/usr/bin/env perl

use strict;
use warnings;

my $n = <>;
chomp $n;

for my $c (split //, $n) {
  if ($c eq '7') {
    print '6';
  } else {
    print $c;
  }
}
print ' ';

my $leading0 = 1;
for my $c (split //, $n) {
  if ($c eq '7') {
    $leading0 = 0;
    print '1';
  } elsif (!$leading0) {
    print '0';
  }
}
print "\n";