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 JavaScript (judge verdict: Accepted)

function main(input){
    var list = input.split(' ');
    var a = parseInt(list[0]), b = parseInt(list[1]);
    console.log(a * b, (a + b)*2);
}
main(require("fs").readFileSync("/dev/stdin", "utf8"));