sx,sy,tx,ty = list(map(int,input().split()))

dx = tx-sx

dy = ty-sy



p1 = dx*"R"+dy*"U"

p2 = dx*"L"+dy*"D"

p3 = "D"+(1+dx)*"R"+(1+dy)*"U"+"L"

p4 = "U"+(1+dx)*"L"+(1+dy)*"D"+"R"



print((p1+p2+p3+p4))
sx,sy,tx,ty = list(map(int,input().split()))

dx = tx-sx

dy = ty-sy

print((dx*"R"+dy*"U"+dx*"L"+(dy+1)*"D"+(dx+1)*"R"+(dy+1)*"U"+"L"+"U"+(dx+1)*"L"+(dy+1)*"D"+"R"))
sx, sy, tx, ty = list(map(int, input().split()))
dx = tx - sx
dy = ty - sy
p1 = dx * "R" + dy * "U"
p2 = dx * "L" + dy * "D"
p3 = "D" + (1 + dx) * "R" + (1 + dy) * "U" + "L"
p4 = "U" + (1 + dx) * "L" + (1 + dy) * "D" + "R"
print((p1 + p2 + p3 + p4))

sx, sy, tx, ty = list(map(int, input().split()))
dx = tx - sx
dy = ty - sy
print(
    (
        dx * "R"
        + dy * "U"
        + dx * "L"
        + (dy + 1) * "D"
        + (dx + 1) * "R"
        + (dy + 1) * "U"
        + "L"
        + "U"
        + (dx + 1) * "L"
        + (dy + 1) * "D"
        + "R"
    )
)

-p1 = dx * "R" + dy * "U" -p2 = dx * "L" + dy * "D" -p3 = "D" + (1 + dx) * "R" + (1 + dy) * "U" + "L" -p4 = "U" + (1 + dx) * "L" + (1 + dy) * "D" + "R" -print((p1 + p2 + p3 + p4)) +print( +    ( +        dx * "R" +        + dy * "U" +        + dx * "L" +        + (dy + 1) * "D" +        + (dx + 1) * "R" +        + (dy + 1) * "U" +        + "L" +        + "U" +        + (dx + 1) * "L" +        + (dy + 1) * "D" +        + "R" +    ) +)