def eat(number, need, remaining):
    if(need <= remaining):
        return [ number + need , remaining-need ]
    else:
        return [ number + remaining , 0]
from typing import List
def mean_absolute_deviation(numbers: List[float]) -> float:
    mean = sum(numbers) / len(numbers)
    return sum(abs(x - mean) for x in numbers) / len(numbers)