TASK_09

import math


def area_circumference_generator(radius):
    circumference = 2 * math.pi * radius
    area = math.pi * radius * radius
    result = (area, circumference)
    return result


value = input()
value = float(value)
res = area_circumference_generator(value)
(res_area, res_circum) = res
print("Area of the circle is " + str(res_area) + " and circumference is " + str(res_circum))