#include<bits/stdc++.h>
using namespace std;
int a[150000];
struct point
{
    int x, y;
} b[55];
int n,k,s,w,z,x,y;
void rec(int x, int y, string otg)
{

    if(x==0||y==n+1||x==n+1||y==0)return;
    if(otg.size()==s)
    {
        cout<<otg<<endl;
        exit(0);
    }
    rec(x+1,y,otg+'D');
    rec(x-1,y,otg+'U');
    rec(x,y+1,otg+'R');
    rec(x,y-1,otg+'L');
}
int main()
{
    freopen("cleanUP.in","r",stdin);
    freopen("cleanUP.out","w",stdout);

    cin>>n>>k>>s>>w>>z>>x>>y;
    int p=sqrt(2)*(n-1);
    p++;
    int sch=sqrt(s);
    for(int i=0; i<p; i++)
    {
        cin>>a[i];
    }
    for(int i=0; i<k; i++)
    {
        cin>>b[i].x>>b[i].y;
    }
    rec(x,y,"");
}