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: Accepted)

<?php
// Here your code !
$Line = explode(' ', trim(fgets(STDIN)));
$Height = intval($Line[0]);
$Width = intval($Line[1]);
print ($Height * $Width).' '.($Height * 2 + $Width * 2);
?>