import sys
import numpy as np

read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines

nums = np.array(read().split(), np.float64)[1:]
np.sqrt(nums, out=nums)
integer = nums.astype(np.int64)
frac = nums - integer
np.cumsum(integer, out=integer)

k = np.searchsorted(integer, 2 ** 20)
frac_1, frac_2 = np.divmod(frac[:k], 0.5 ** 20)
np.cumsum(frac_1, out=frac_1)
np.cumsum(frac_2, out=frac_2)
frac[:k] = frac_1 * (0.5 ** 20) + frac_2
if 0<k<len(nums)-1:
    frac[k] += frac[k - 1]
np.cumsum(frac[k:], out=frac[k:])
frac += integer
x = frac
print('\n'.join(map(str, x.tolist())))