import java.util.*;

public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int w = sc.nextInt();
        int h = sc.nextInt();
        int x = sc.nextInt();
        int y = sc.nextInt();
        double d = (double)((double)w*h/2);
        int ans = w%2==0 && h%2==0 && w/2==x && h/2==y? 1 :0;
        System.out.println(d+ " " + ans);
        sc.close();

    }

} import java.util.*; util.* java public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int w = sc.nextInt();
        int h = sc.nextInt();
        int x = sc.nextInt();
        int y = sc.nextInt();
        double d = (double)((double)w*h/2);
        int ans = w%2==0 && h%2==0 && w/2==x && h/2==y? 1 :0;
        System.out.println(d+ " " + ans);
        sc.close();

    }

} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int w = sc.nextInt();
        int h = sc.nextInt();
        int x = sc.nextInt();
        int y = sc.nextInt();
        double d = (double)((double)w*h/2);
        int ans = w%2==0 && h%2==0 && w/2==x && h/2==y? 1 :0;
        System.out.println(d+ " " + ans);
        sc.close();

    } main {
        Scanner sc = new Scanner(System.in);
        int w = sc.nextInt();
        int h = sc.nextInt();
        int x = sc.nextInt();
        int y = sc.nextInt();
        double d = (double)((double)w*h/2);
        int ans = w%2==0 && h%2==0 && w/2==x && h/2==y? 1 :0;
        System.out.println(d+ " " + ans);
        sc.close();

    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int w = sc.nextInt(); w sc.nextInt() sc.nextInt sc int h = sc.nextInt(); h sc.nextInt() sc.nextInt sc int x = sc.nextInt(); x sc.nextInt() sc.nextInt sc int y = sc.nextInt(); y sc.nextInt() sc.nextInt sc double d = (double)((double)w*h/2); d (double)((double)w*h/2) (double)w*h (double)w h 2 int ans = w%2==0 && h%2==0 && w/2==x && h/2==y? 1 :0; ans w%2==0 && h%2==0 && w/2==x && h/2==y? 1 :0 w%2==0 && h%2==0 && w/2==x && h/2==y w/2==x w%2==0 && h%2==0 && w/2==x && h/2==y w%2==0 w%2 w 2 0 h%2==0 h%2 h 2 0 w/2==x w/2 w 2 x h/2==y h/2 h 2 y 1 0 System.out.println(d+ " " + ans) System.out.println System.out System System.out d+ " " + ans d+ " " + ans d " " ans sc.close() sc.close sc String[] args args public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int w = sc.nextInt();
        int h = sc.nextInt();
        int x = sc.nextInt();
        int y = sc.nextInt();
        double d = (double)((double)w*h/2);
        int ans = w%2==0 && h%2==0 && w/2==x && h/2==y? 1 :0;
        System.out.println(d+ " " + ans);
        sc.close();

    }

} public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int w = sc.nextInt();
        int h = sc.nextInt();
        int x = sc.nextInt();
        int y = sc.nextInt();
        double d = (double)((double)w*h/2);
        int ans = w%2==0 && h%2==0 && w/2==x && h/2==y? 1 :0;
        System.out.println(d+ " " + ans);
        sc.close();

    }

} Main
import java.util.*;

public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int w = sc.nextInt();
        int h = sc.nextInt();
        int x = sc.nextInt();
        int y = sc.nextInt();
        double d = (double)((double)w*h/2);
        int ans = w%2==0 && h%2==0 && w/2==x && h/2==y? 1 :0;
        System.out.println(d+ " " + ans);
        sc.close();

    }

}
