import time
print("")
print("<<< SphereSolver 9000 >>>")
time.sleep(0.5)
pi=3.14
print("Pi set to: ",pi)
time.sleep(0.5)
r = int(input("Please, write the lenght of radius: "))
print("Calculating, please wait...")
time.sleep(1)
print(".")
time.sleep(1)
print(".")
time.sleep(1)
print(".")
print('The obvod is: {:.2f}'.format(4*pi*r**2))
print('The obsah is: {:.2f}'.format((4/3)*pi*r**3))
print("")