import java.util.*;
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
         if (sc.hasNextInt()) {
            System.out.print("Invalid input");
            return;
        }
      float l = sc.nextFloat();
        if (l<0 && l>100) {
            System.out.println("Invalid input");
            return;
        }
        float b = sc.nextFloat();
        if (b<0 && b>=100) {
            System.out.println("Invalid input");
            return;
        }
          float area = l*b;
          float peri =2*(l+b);
          System.out.printlnf("%2.f",area);
          System.out.printf("%2.f",peri);
    }
}