from sortedcontainers import SortedList
N,A,B,X,Y = map(int,input().split())
H = list(map(int,input().split()))
S = SortedList(H)
while S and S[-1] >= X and A > 0:
    tmp = S[-1]
    S.pop(-1)
    if tmp > X:
        S.add(tmp - X)
    A -= 1
while S and B > 0:
    y = Y
    B -= 1
    while S and y >= S[0]:
        y -= S[0]
        S.pop(0)
    if S:
        tmp = S[0]
        S.pop(0)
        S.add(tmp - y)
if len(S) <= A:
    print("Yes")
else:
    print("No")