import sys
import numpy as np

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

N = int(readline())
nums = np.array(read().split(), np.longdouble)
np.sqrt(nums, out=nums)
nums = nums.astype(np.longdouble)
np.cumsum(nums, out=nums)

np.set_printoptions(formatter={'float': '{:.16g}'.format})
S = np.array2string(nums, separator='\n')
print(S[2:-1])