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
#include <iostream>

int main()
{
int x,y;
std::cin>>x>>y;
std::cout<<x*y<<' '<<2*(x+y)<<std::endl;
return 0;
}