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 Seq(args1, args2) : Seq[Int] = readLine split " " map(_.toInt)
    val area =  args1 * args2
    val length = args1 * 2 + args2 * 2 
    println (area + " " + length) 
  }
}