#if !__INCLUDE_LEVEL__
#include __FILE__

const char DIR[4] = {'L', 'U', 'R', 'D'};


void output(vector<char> &ans){
    for( char c : ans){
        cout << c;
    }
    cout << endl;
}


void bfs(vector<vector<ll>> &is_wall, vector<char> &ans) {
    if (ans.size() >= 400) {
        return;
    }
    char skip_dir;
    if(ans.size()>0){
        switch ( ans.back()) {
            case 'L' :
                skip_dir='R';
                break;
            case 'U' :
                skip_dir='D';
                break;
            case 'R' :
                skip_dir='L';
                break;
            case 'D' :
                skip_dir='U';
                break;
        }
    }
    else{
        skip_dir=' ';
    }

    for (int i = 0; i < 2; i++){
        for (char dir : DIR ){
            if (dir == skip_dir ){
                continue;
            }

            ans.push_back(dir);
            ll score;

            do{
                output(ans);

                cin >> score;

                if (score == -1) {
                    exit(0);
                }
            }while(score<ans.size()-1);

            if (score == ans.size() - 1) {
                ans.pop_back();
                continue;
            }
            bfs(is_wall, ans);
            ans.pop_back();
        }
    }
}


signed main()
{
    ll h, w, p;
    cin >> h >> w >> p;

    vector<vector<ll>> is_wall(h-1, vector<ll>(w-1));

    vector<char> ans;

    bfs(is_wall, ans);
    
    return 0;
}


//====================temp====================
#else
#include <bits/stdc++.h>
using namespace std;
#define REP(i, n) for (int i = 0; i < (int)(n); i++)
#define RREP(i, n) for (int i = ((int)(n)-1); i >= 0; i--)
#define REPITR(itr, ARRAY) for (auto itr = (ARRAY).begin(); itr != (ARRAY).end(); ++itr)
#define RREPITR(itr, ARRAY) for (auto itr = (ARRAY).rbegin(); itr != (ARRAY).end(); ++itr)
#define ALL(n) (n).begin(),(n).end()
using ll = long long;
using ull = unsigned long long;
//#define int long long
template <typename T>
struct edge{
    int to;
    T cost;
    edge(){}
    edge(int to, T cost):to(to), cost(cost){}
};
#endif