import java.util.Scanner;

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 s = ((double)w*(double)h)/2;
		if (w%2==0&&h%2==0) {
			if (w/2==x&&y==h/2) {
				System.out.println(s+" "+1);
			} else {
				System.out.println(s+" "+0);
			}
		} else {
			System.out.println(s+" "+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