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
        $x;
        $y;
        $a=fgets(STDIN);
        list($c, $d) = sscanf($a, "%d %d");
        //echo $c . "aaaaa " . $d;
        $x=$c*$d;
        $y=2*($c+$d);
        echo $x.' '.$y;
        ?>