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)

a = require("fs").readFileSync("/dev/stdin", "utf8").split`\n`;
b = a[0].split` `;
x = +b[0];
y = +b[1];
console.log(x*y, (x+y)*2);