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 n, m;

int main() {
  scanf("%d%d", &n, &m);
  printf("%d %d\n", n*m, 2*n + 2*m);
  return 0;
}