import time
print("")
print("<<< RectangleSolver 5000 >>>")
time.sleep(1)
a = int(input("Please, write the length of side A: "))
b = int(input("Please, write the length of side B: "))
print("Calculating, please wait...")
time.sleep(1)
print(".")
time.sleep(1)
print(".")
time.sleep(1)
print(".")
print("The obvod is: " + str(2*a+2*b))
print("The obsah is: " + str(a*b))
print("")