text: one = float(input("Pls, enter the first number: "))
  two = float(input("Pls, enter the second number: "))
  three = float(input("Pls, enter the third number: "))
  four = float(input("Pls, enter the fourth number: "))
  one_gr = one + two
  two_gr = three + four
  answ = one_gr/two_gr
  print("You enter: {0}, {1}, {2}, {3}. ".format(one,two,three,four,answ))
  print("Task: ({0} + {1})/({2} + {3}).".format(one,two,three,four,answ))
  print("Answer: %.2f." % (answ))