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 <bits/stdc++.h>
using namespace std;
int main(){
int a,s;
cin>>a>>s;
cout<<a*s<<" "<<2*a+2*s<<endl;
}
