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: WA: Presentation Error)

import java.util.Scanner;
public class Main{
	int m,s;
	public void solve(){
		Scanner sc=new Scanner(System.in);
		int a =sc.nextInt();
		int b =sc.nextInt();
		
		m=a*b;
		s=(a+b)*2;
		
		System.out.print(m+" "+s);
	}
	
	public static void main(String[]args){
		Main obj=new Main();
		obj.solve();
	}
}