n,a,b,x,y = map(int,input().split())
h = list(map(int,input().split()))
# n:敵の数　a:撃てる回数 b:撃てる回数 x:a与ダメージ y:b与ダメージ
def magic_a(x,h):
    h[h.index(max(h))] -= x
    return h

def magic_b(y,h):
    for enemy_num in range(n):
        if h[enemy_num]<=y:
            y -= h[enemy_num]
            h[enemy_num]=0
        else:
            h[enemy_num]-=y
    return h

while True:
    if a==0:
        break
    h = magic_a(x,h)
    a -= 1

while True:
    if b==0:
        break
    h = magic_b(y,h)
    b -= 1

judge = True
for monster in h:
    if monster>0:
        judge = False

if judge:
    print("Yes")
else:
    print("No")