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)
high = np.int64(nums)
nums -= high
nums *= 1 << 40
mid = np.int64(nums)
nums -= mid
low = nums
np.cumsum(high, out=high)
np.cumsum(mid, out=mid)
np.cumsum(low, out=low)
x = (mid + low) / (1 << 40) + high
print('\n'.join(map(str, x.tolist())))