import sys

line = input().split(" ")
monster_num = int(line[0])
a_magic_num = int(line[1])
b_magic_num = int(line[2])
a_magic_damage = int(line[3])
b_magic_damage = int(line[4])

line = input().split(" ")
monster_hp_list = list()
for monster_hp in line:
    if not monster_hp == "":
        monster_hp_list.append(int(monster_hp))

# A Magic
for i in range(a_magic_num):
    max_value = max(monster_hp_list)
    max_index = monster_hp_list.index(max_value)

    monster_hp_list[max_index] = \
        max(0, monster_hp_list[max_index] - a_magic_damage)

    if max(monster_hp_list) == 0:
        print("Yes")
        sys.exit()

# B Magic
monster_counter = 0

for i in range(b_magic_num):
    b_magic_remaining = b_magic_damage

    while b_magic_remaining > 0:

        if b_magic_remaining < monster_hp_list[monster_counter]:
            monster_hp_list[monster_counter] -= b_magic_remaining
            b_magic_remaining = 0

        elif b_magic_remaining == monster_hp_list[monster_counter]:
            monster_hp_list[monster_counter] = 0
            b_magic_remaining = 0
            monster_counter += 1

        else:
            buf = monster_hp_list[monster_counter]

            monster_hp_list[monster_counter] = 0
            b_magic_remaining -= buf
            monster_counter += 1

        if monster_counter == monster_num:
            print("Yes")
            sys.exit()

print("No")