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 Ruby (judge verdict: Wrong Answer)

s=1
r=0
a=gets.split(" ").each do |n|
	s*=n.to_i
	r+=n.to_i
end
p s.to_s + " " + (2*r).to_s