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.*;

class Main{
   public static void main(String[] args){
      Scanner x = new Scanner(System.in);
   int a,b,c,d;
    a = x.nextInt();
    b = x.nextInt();
    c = a*b;
    a = a*2+b*2;
   System.out.println(c+" "+a);
}
}