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 JAVA (judge verdict: Accepted)

import java.util.Scanner;

/**
 * Created by khrom on 2017/06/11.
 */
public class Main {
    public static void main(String[] args) {
        Scanner square = new Scanner(System.in).useDelimiter("\\s");
        int a = square.nextInt();
        int b = square.nextInt();
        System.out.println(a * b + " " + (2 * a + 2 * b));
    }
}