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 <iostream>
using namespace std;
int main(void){
  int n,s;
  cin>>n>>s;
cout<<n*s<<" "<<n*2+s*2<<endl;
 return 0;
}
