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;
class Main {
    int a,b; 
    public void kami(){
            Scanner sc = new Scanner(System.in);
        a = sc.nextInt();
        b = sc.nextInt();
        
        System.out.println(a * b + " " + (a + b) * 2);   
    }

    public static void main(String[] args) {
        new Main().kami();
    }

}