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

Constraints

* 1 ≤ a, b ≤ 100

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.

Example

Input

3 5


Output

15 16
#coding: UTF-8

x = raw_input().split()

y = map(int,x)

a = y[0]
b = y[1]

c = a*b
d = (a+b)*2

print c, d

