Spaceship

import math

ship_wigh = float(input())
ship_lenght = float(input())
ship_heigh = float(input())

astronaphts_height = float(input())

volume_ship = ship_wigh * ship_lenght * ship_heigh
volume_room = 2 * 2 * (astronaphts_height + 0.40)

space = math.floor(volume_ship / volume_room)

if space < 3:
    print(f"The spacecraft is too small.")
elif space >= 3 and space <= 10:
    print(f"The spacecraft holds {space} astronauts.")
else:
    print("The spacecraft is too big.")