using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Text;
using System.Text.RegularExpressions;
using System.Linq;

class Magatro {
    static void Main() {
        int M = int.Parse(Console.ReadLine());
        int[] a = new int[M];
        for(int i = 0; i<M; i++) {
            a[i] = int.Parse(Console.ReadLine());
        }
        for(int i = 0; i < M; i++) {
            Console.WriteLine(Ans(a[i]));
        }
    }
    static string Ans(int a) {
        string s = Convert.ToString(a+1, 2);
        s = s.Substring(1);
        s = s.Replace("0", "L").Replace("1", "R");
        return s;
    }
}