using System;
public class Program
{
public static void Main()
/*
Console.Write("r=");
double r = int.Parse(Console.ReadLine());
double π = Math.PI;
double C = 2 * π * r;
double S = π * π * r;
Console.Write("C=");
Console.WriteLine(C);
Console.Write("S=");
Console.WriteLine(S);
*/
Console.Write("a=");
double a=double.Parse(Console.ReadLine());
Console.Write("b=");
double b=double.Parse(Console.ReadLine());
Console.Write("c=");
double c=double.Parse(Console.ReadLine());
Console.Write("d=");
double d=double.Parse(Console.ReadLine());
Console.WriteLine(a<b && c<d || b>=c && d>=a);
Console.Write("Vuvedete chislo a=");
Console.Write("Vuvedete chislo b=");
}