output_description: Print the area and perimeter of the rectangle in a line. The two integers
  should be separated by a single space.
input_description: The length a and breadth b of the rectangle are given in a line separated by a
  single space.
attempt: data_str = input()
  data = data_str.split(" ")
  print(int(data[0]) * int(data[1]), 2 * (int(data[0]) + int(data[1])))
  
problem_description: Rectangle
  
  Write a program which calculates the area and perimeter of a given rectangle.
samples: [{"input": "3 5", "output": "15 16"}]