#include <bits/stdc++.h>
#define ll long long

const int maxn = 505;

using namespace std;

int n, a, b;
char dir1[2] = {'L', 'R'};
char dir2[2] = {'U', 'D'};

int main()
{
    cin>>n>>b>>a;
    int w1 = 0, w2 = 0;
    w1 = (n - a < a - 1);
    if(w1) a = n - a;
    else a --;
    w2 = (n - b < b - 1);
    if(w2) b = n - b;
    else b --;
    for(int i = 1; i < n; i ++)
        cout<<dir1[w1];
    for(int i = 1; i < n; i ++)
        cout<<dir2[w2];
    for(int i = 1; i <= a; i ++)
        cout<<dir1[!w1];
    for(int i = 1; i <= b; i ++)
        cout<<dir2[!w2];
}