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,b,s,l;
scanf("%d %d",&a,&b);
s=a*b;
l=2*a+2*b;

printf("%d %d\n",s,l);

return 0;
}