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)

/**
  * Created by ??\??? on 2016/12/7.
  */
object Main{
    def main(args: Array[String]): Unit = {
        val T = Console.readLine();
        val lines = T.split(" ")
        val a = lines(0).toInt
        val b = lines(1).toInt
        val c = a*b
        val d = (a+b)*2
        println(c+" "+d)
    }
}