import sys from decimal import Decimal, getcontext getcontext().prec = 30 # Sufficient precision to handle all cases def main(): data = sys.stdin.read().split() n = int(data[0]) x_list = list(map(int, data[1:n+1])) sum_total = Decimal(0) results = [] for x in x_list: if x == 0: sqrt_x = Decimal(0) else: sqrt_x = Decimal(x).sqrt() sum_total += sqrt_x results.append(sum_total) for res in results: # Format to 17 decimal places, then remove trailing zeros and possible '.' s = "{0:.17f}".format(res) if '.' in s: s = s.rstrip('0').rstrip('.') print(s) if __name__ == "__main__": main()