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: WA: Presentation Error)

import scala.io.StdIn
object Main {
   def main (args: Array[String]) {
     val input =  StdIn.readLine().split(" ").map(_.toInt)
     print(   input(0) * input(1)
            + " "
            + (input(0)*2 + input(1)*2) );
  }
}