# include <bits/stdc++.h>
using namespace std;
# define ll long long
# define ull unsigned long long
# define rep(i, f, t, ...) for (int i = f, ##__VA_ARGS__; i <= t; ++i)
# define red(i, f, t, ...) for (int i = f, ##__VA_ARGS__; i >= t; --i)
# define emb emplace_back
# define pb push_back
# define pii pair<int, int>
# define mkp make_pair
# define arr3 array<int, 3>
# define arr4 array<int, 4>
# define FILEIO(filename) freopen (filename".in", "r", stdin), freopen (filename ".out", "w", stdout)
# define N

bool Mst;

int n, a, b;

bool Med;

signed main() {
	ios_base :: sync_with_stdio ( false ), cin.tie ( nullptr ), cout.tie (nullptr);

	cin >> n >> a >> b;
	if ( a <= n / 2 && b <= n / 2) {
		rep (i, 1, n - 1) cout << "UL";
		rep (i, 1, a - 1) cout << "D";
		rep (i, 1, b - 1) cout << "R";
	} else if ( a <= n / 2 && b > n / 2 ) {
		rep (i, 1, n - 1) cout << "UR";
		rep (i, 1, a - 1) cout << "D";
		rep (i, 1, n - b) cout << "L";
	} else if ( a > n / 2 && b <= n / 2 ) {
		rep (i, 1, n - 1) cout << "LD";
		rep (i, 1, n - a) cout << "U";
		rep (i, 1, b - 1) cout << "R";
	} else {
		rep (i, 1, n - 1) cout << "DR";
		rep (i, 1, n - a) cout << "U";
		rep (i, 1, n - b) cout << "L";
	}
	cout << endl;

# ifdef MACOS
	cerr << "Memory & Time Information : " << endl;
	cerr << "Memory : " << ( ( &Med ) - ( &Mst ) ) * 1. / 1024. / 1024. << "MB" << endl;
	cerr << "Time : " << clock ( ) * 1. / CLOCKS_PER_SEC * 1000. << "ms" << endl;
# endif
	return 0;
}