import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		
		try (Scanner sc = new Scanner(System.in)) {
			double w = sc.nextInt();
			double h = sc.nextInt();
			double x = sc.nextInt();
			double y = sc.nextInt();
			
			double area = w * h / 2;
			boolean check = false;
			
			if (w / 2 == x && h / 2 == y) {
				check = true;
			}
			
			if (check) {
				System.out.println(area + " " + 1);
			} else {
				System.out.println(area + " " + 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