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 Scala (judge verdict: Accepted)

object Main {
    def main(args:Array[String]) = {
        val in = readLine.split(" ").map(_.toInt) 
        println(in(0)*in(1)+" "+(in(0)*2+in(1)*2))
    }
}