#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i=0; i<(int)(n); i++)
#define REP(i, n) for (int i=1; i<=(int)(n); i++)
#define FOR(i, n, m) for (int i=(n); i<=(int)(m); i++)
#define ll long long
const ll INF=1LL<<60;
const double pi=3.1415926535;

int main() {
    vector<vector<int>> dp(900, vector<int>(900));
    vector<int> vec_output;
    //通った道
    vector<vector<int>> usei(1000), usej(1000);
    vector<int> usedoutput(1000);

    rep(i, 1000) {

        //入力
        vector<int> input(4);
        rep(j, 4) cin >> input.at(j);

        usei.at(i).push_back(input.at(0));
        usej.at(i).push_back(input.at(1));

        int x = input.at(1);
        int y = input.at(0);
        int xplus = 0;
        int yplus = 0;
        if (x < input.at(3)) xplus = 1;
        if (x > input.at(3)) xplus = -1;
        if (y < input.at(2)) yplus = 1;
        if (y > input.at(2)) yplus = -1;
        bool X = false;

        //経路探索
        while (x != input.at(3)) {
            //ｘの残りをうめる
            if (y == input.at(2)) {
                while (x != input.at(3)) {
                    x += xplus;
                    usei.at(i).push_back(y);
                    usej.at(i).push_back(x);
                    cout << (xplus == 1 ? "R" : "L") << flush;
                }
                break;
            }

            //探索済みか近いかを調べる
            if (dp.at(y*30 + x).at(y*30 + x+xplus) == 0 && dp.at(y*30 + x).at((y+yplus)*30 + x) == 0) {
                X = !X;
            } else if (dp.at(y*30 + x).at(y*30 + x+xplus) == 0) {
                X = true;
            } else if (dp.at(y*30 + x).at((y+yplus)*30 + x) == 0) {
                X = false;
            } else if (dp.at(y*30 + x).at(y*30 + x+xplus) < dp.at(y*30 + x).at((y+yplus)*30 + x)) {
                X = true;
            } else if (dp.at(y*30 + x).at(y*30 + x+xplus) > dp.at(y*30 + x).at((y+yplus)*30 + x)) {
                X = false;
            }

            if (X) {
                x += xplus;
                usei.at(i).push_back(y);
                usej.at(i).push_back(x);
                cout << (xplus == 1 ? "R" : "L") << flush;
            } else {
                y += yplus;
                usei.at(i).push_back(y);
                usej.at(i).push_back(x);
                cout << (yplus == 1 ? "D" : "U") << flush;
            }
        }
        
        //yの残りをうめる
        while (y != input.at(2)) {
            y += yplus;
            usei.at(i).push_back(y);
            usej.at(i).push_back(x);
            cout << (yplus == 1 ? "D" : "U") << flush;
        }
        cout << endl;

        //入力
        ll output;
        cin >> output;

        //点数の平均を計算
        int size = usei.at(i).size();
        output *= 60;
        output /= size;
        vec_output.push_back(output);
        ll sum = 0;
        for (ll a : vec_output) {
            sum += a;
        }
        ll ave = sum / vec_output.size();
        vector<ll> put_output;
        for (ll a : vec_output) {
            put_output.push_back(a-ave);
        }

        rep(j, put_output.size()) {
            put_output.at(j) -= usedoutput.at(j);
            usedoutput.at(j) = put_output.at(j);
            rep(k, usei.at(j).size()-1) {
                int a = usei.at(j).at(k);
                int b = usej.at(j).at(k);
                int c = usei.at(j).at(k+1);
                int d = usej.at(j).at(k+1);
                //cout << a*30+b << " " << c*30+d << endl;
                dp.at(a*30+b).at(c*30+d) += put_output.at(j);
                dp.at(c*30+d).at(a*30+b) += put_output.at(j);
            }
        }

        /*rep(j, 29) {
            rep(k, 29) {
                cout << " " << dp.at(j*30+k).at(j*30+k+1);
            }
            cout << endl;
            rep(k, 30) {
                cout << dp.at(j*30+k).at((j+1)*30+k) << " ";
            }
            cout << endl;
        }*/
    }
}

//#include <atcoder/all>
//using namespace atcoder;
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define REP(i, n) for(int i=0; i<n; i++)
#define REPR(i, n) for(int i=n-1; i>=0; i--)
#define FOR(i, m, n) for(int i=m; i<n; i++)
#define ALL(v) v.begin(), v.end()
#define bit(n) (1LL<<(n))
#define FIX(d) fixed << setprecision(d)
using P = pair<int, int>;
using LP = pair<ll, ll>;
using vvi = vector<vector<int>>;
using vvl = vector<vector<ll>>;
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
const int INF = 1e9;
const ll LINF = (1LL<<60);

int di[] = {-1, 1, 0, 0};
int dj[] = {0, 0, -1, 1};
const int H = 30, W = 30;

struct edge
{
  int to;
  int cost;
  
  edge(int _to, int _cost){
    to = _to;
    cost = _cost;
  }  
};
using Graph = vector<vector<edge>>;

// 経路復元用
vector<ll> dijkstra(int s, const Graph &G, vector<int> &prev)
{
  int n = G.size();
  priority_queue<P, vector<P>, greater<P>> que;
  vector<ll> d(n, INF);
  prev.resize(n, -1);
  d[s] = 0;
  que.emplace(0, s);

  while (!que.empty()){
    P p = que.top();
    que.pop();
    int v = p.second;
    if (d[v] < p.first) continue;

    for(auto nv: G[v]){
      if (d[nv.to] > d[v] + nv.cost){
        d[nv.to] = d[v] + nv.cost;
        prev[nv.to] = v;
        que.emplace(d[nv.to], nv.to);
      }
    }
  }
  return d;
}

string get_path(const vector<int> &prev, int t) {
  vector<int> path;
  for (int cur = t; cur != -1; cur = prev[cur]) {
    path.push_back(cur);
  }
  reverse(path.begin(), path.end()); 

  string pathString = "";
  REP(i,path.size()-1){
    if(path[i]-path[i+1]==1) pathString.push_back('L');
    else if(path[i]-path[i+1]==-1) pathString.push_back('R');
    else if(path[i]-path[i+1]==W) pathString.push_back('U');
    else pathString.push_back('D');
  }

  return pathString;
}

unsigned int xor128(){
  static unsigned int x=123456789,y=362436069,z=521288629,w=88675123;
  unsigned int t = (x^(x<<11));
  x=y; y=z; z=w; 
  return( w=(w^(w>>19))^(t^(t>>8)) );
}

void init(Graph &G){
  REP(i,H) REP(j,W){
    int cur = i*W+j;
    REP(k,4){
      int ni = i+di[k];
      int nj = j+dj[k];
      if(ni<0 || ni>=H || nj<0 || nj>=H) continue;
      int next = ni*W+nj;
      ll cost = (xor128() % 7800) + 1100;
      G[cur].push_back(edge(next, cost));
      G[next].push_back(edge(cur, cost));
    }
  }
}

int main() {
  Graph G(H*W);
  init(G);

  REP(q,1000){
    int si, sj, ti, tj;
    cin >> si >> sj >> ti >> tj;
    int sp = si*W+sj;
    int tp = ti*W+tj;
    vector<int> prev;
    auto dist = dijkstra(sp, G, prev);
    string path = get_path(prev, tp);
    cout << path << endl;

    int score;
    cin >> score;
    int score_per = score / path.size();
    int cur = tp;
    while(cur!=sp){
      int next = prev[cur];
      for(auto &eg: G[cur]){
        if(eg.to!=next) continue;
        //chmin(eg.cost, score_per);
        eg.cost = score_per;
      }
      for(auto &eg: G[next]){
        if(eg.to!=cur) continue;
        //chmin(eg.cost, score_per);
        eg.cost = score_per;
      }
      cur = next;
    }
  }
  
  return 0;
}
