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) {
  const args = input.split(" ").map((x) => parseInt(x, 10));
  let a = args[0];
  let b = args[1];
  console.log(a * b, (a + b) * 2);
}

Main(require("fs").readFileSync("/dev/stdin", "utf8"));