Problem:
Rectangle

Write a program which calculates the area and perimeter of a given rectangle.

Input

The length a and breadth b of the rectangle are given in a line separated by a single space.

Output

Print the area and perimeter of the rectangle in a line. The two integers should be separated by a single space.

Constraints

1 ≤ a, b ≤ 100

Sample Input 1

3 5

Sample Output 1

15 16

Solution in Python (judge verdict: Accepted)

# -*- coding: utf-8 -*-
"""
Created on Tue Jan 09 20:40:07 2018

@author: Fujiichang
"""

if __name__ == "__main__":
    a = map(int, raw_input().split())
    square = a[0] * a[1]
    perimeter = 2*a[0] + 2*a[1]

    print square, perimeter