import java.util.*;
public class Main {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        double W = Integer.parseInt(scan.next());
        double H = Integer.parseInt(scan.next());
        double x = Integer.parseInt(scan.next());
        double y = Integer.parseInt(scan.next());
        if (W/2 == x && H/2  == y){
            System.out.println(W*H/2 + " " + 1);
        }
        else{
            System.out.println(W*H/2 + " " + 0);
        }
    }
}

/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz