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]) :Unit ={
        val sc=new java.util.Scanner(System.in)
        val a = sc.nextInt
        var b = sc.nextInt
        println(b*a +" "+2*(a+b))
    }
}