Beer and chips

import math

name = input()
budget = float(input())
beers = float(input()) * 1.2
chips = float(input()) * beers * 0.45
total = beers + math.ceil(chips)

if budget < total:
    print(f'{name} needs {total - budget:.2f} more leva!')
else:
    print(f'{name} bought a snack and has {budget - total:.2f} leva left.')