import itertools
from math import floor, ceil


def round_by_mask(a, mask):
    return [f(x) for x, f in zip(a, mask)]


def my_round(a):
    need = round(sum(a) + 1e-6)
    for mask in itertools.product([floor, ceil], repeat=2):
        r = round_by_mask(a, mask)
        if sum(r) == need:
            return need, r