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 a=0,b=0;
scanf("%d%d",&a,&b);
printf("%d %d\n",a*b,a*2+b*2);

  return 0;
}