import math
n = float(input())
print(math.sqrt(math.sqrt(n)))

399aeb10c0621faaa21cfede5fd1805c00014ac7
<mask token>

<mask token>
print(math.sqrt(math.sqrt(n)))

<mask token>
n = float(input())
print(math.sqrt(math.sqrt(n)))

import math
n = float(input())
print(math.sqrt(math.sqrt(n)))
