import java.util.Scanner;
class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    double w = sc.nextInt();
    double h = sc.nextInt();
    double x = sc.nextInt();
    double y = sc.nextInt();
    int b = 0;
    double a = w * h / 2;
    if(w / 2 == x && h / 2 == y){
      b = 1;
    }
   
    System.out.println(a + " " + b);
  }
}
/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