Summer Shopping

budget = float(input())
towel = float(input())
discount = int(input())

umbrella = towel / 3 * 2
flip_flops = umbrella * 0.75
beach_bag = (towel + flip_flops) / 3

sum = (towel + umbrella + flip_flops + beach_bag) * (100 - discount) / 100

if budget >= sum:
    print(f"Annie's sum is {sum:.2f} lv. She has {budget - sum:.2f} lv. left.")
else:
    print(f"Annie's sum is {sum:.2f} lv. She needs {sum - budget:.2f} lv. more.")