use strict;
use warnings;

my $m = <>; chomp $m;
while (defined(my $x = <>)) {
  $x++;
  my @arr;
  while ($x > 1) {
    if ($x % 2) {
      push @arr, "R";
    } else {
      push @arr, "L";
    }
    $x /= 2;
    $x = int($x);
  }
  print join('', reverse(@arr)) . "\n";
}