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 Kotlin (judge verdict: Accepted)

import java.util.Scanner

fun main(args: Array<String>){
    val cin = Scanner(System.`in`)
    val x = cin.nextInt()
    val y = cin.nextInt()

    print(x*y)
    print(" ")
    println(2*x+2*y)
}