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: Accepted)

def statoi(a)
	b = []
	a.each do |i|
	b<<i.to_i
	end
	b
	end

a = statoi(gets.split)
print(a[0]*a[1]," ",2*(a[0]+a[1]),"\n")