Problem:
Rectangle

Write a program which calculates the area and perimeter of a given rectangle.

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.

Constraints

1 ≤ a, b ≤ 100

Sample Input 1

3 5

Sample Output 1

15 16

Solution in C# (judge verdict: Accepted)

using System;

class HelloWorld
{
        static public void Main ()
        {
                string[] a=Console.ReadLine().Split();
                int b =int.Parse(a[0]);
                int c =int.Parse(a[1]);
                
                Console.Write( b*c + " " );
                Console.WriteLine( 2*(b+c));
        }

}