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<cstdio>
int main()
{
	int i, j;
	scanf("%d %d",&i, &j);
	printf("%d %d\n",i*j, (i+j)*2);
	return 0;
}
