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 <stdio.h>
int main()
{
int n1=0,n2 = 0;
scanf("%d %d",&n1,&n2);
printf("%d %d\n",n1*n2,2*(n1+n2));
return 0;
}