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 PHP (judge verdict: WA: Presentation Error)

<?php

$stdin = explode(" ",fgets(STDIN));
$depth = $stdin[0];
$width = $stdin[1];
$area = $depth * $width;
$length = ($depth * 2) + ($width * 2);

echo $area . " " . $length;