Moving

width = int(input())
lenth = int(input())
height = int(input())

free_space = width * lenth * height
taken_space = 0

while taken_space <= free_space:
  boxes = input()
  if boxes == "Done":
    print(f"{free_space - taken_space} Cubic meters left.")
    exit()
  taken_space += int(boxes)

print(f"No more free space! You need {abs(free_space - taken_space)} Cubic meters more.")