#include <iostream>
#include <iomanip>
#include <vector>
#include <algorithm>
#include <numeric>
#include <functional>
#include <cmath>
#include <queue>
#include <stack>
#include <set>
#include <map>
#include <sstream>
#include <string>
#define repd(i,a,b) for (int i=(int)(a);i<(int)(b);i++)
#define rep(i,n) repd(i,0,n)
#define all(x) (x).begin(),(x).end()
#define mod 1000000007
#define inf 2000000007
#define mp make_pair
#define pb push_back
typedef long long ll;
using namespace std;
template <typename T>
inline void output(T a, int p) {
    if(p) cout << fixed << setprecision(p)  << a << "\n";
    else cout << a << "\n";
}
// end of template

int main() {
    cin.tie(0);
    ios::sync_with_stdio(0);
    // source code
    int m;
    cin >> m;
    rep(i, m){
        int A;
        cin >> A;
        string ret = "";
        while(A){
            if(A % 2 == 0){
                ret += "R";
                (A -= 2) /= 2;
            }
            else {
                ret += "L";
                (A -= 1) /= 2;
            }
        }
        reverse(all(ret));
        output(ret, 0);
    }
    
    return 0;
}