02. Spaceship

# 02. Spaceship

import math
width = float(input())
length = float(input())
height = float(input())
averageHeight = float(input())
spaceShipVolume = width * length * height
roomVolume = (averageHeight + 0.40) * 2 * 2
spaceShipPlaces = math.floor(spaceShipVolume / roomVolume)
if spaceShipPlaces >= 3 and spaceShipPlaces <= 10:
    print(f"The spacecraft holds {spaceShipPlaces} astronauts.")
elif spaceShipPlaces < 3:
    print(f"The spacecraft is too small.")
elif spaceShipPlaces > 10:
    print(f"The spacecraft is too big.")