# coding:utf8
# ПРОВЕРКА
a = input()
a = float(a)
import math
n = math.sqrt(a)
print(n)
b = a**0.5
print(b)
IyBjb2Rpbmc6dXRmOAojINCf0KDQntCS0JXQoNCa0JAKYSA9IGlucHV0KCkKYSA9IGZsb2F0KGEpCmltcG9ydCBtYXRoCm4gPSBtYXRoLnNxcnQoYSkKcHJpbnQobikKYiA9IGEqKjAuNQpwcmludChiKQo=