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.*;
public class Main{
    public static void main(String[] args){
	Scanner kbd = new Scanner(System.in);
	int n = kbd.nextInt();
	int m = kbd.nextInt();
	int s = n*m;
	int t = (n+m)*2;
	System.out.println(s+" "+t);
    }
}