using System;
using System.Linq;
namespace Lapid4{
   class Lapp{
       private double x;
       private double y;
       private string toon;
       public static int loendur=0;
       public Lapp(double ux, double uy, string utoon){
         x=ux; y=uy; toon=utoon;
         XPikemaks();
         loendur++;
       }
       ///<summary>
       ///  Hoolitseb, et x oleks pikem külg,
       ///  vajadusel vahetab muutujate väärtused.
       ///</summary>
       protected void XPikemaks(){ 
         if(x<y){
            double abi=x;
            x=y;
            y=abi;
         }
       }
       public Lapp Loika(int protsent){
          double loigatav=x*protsent/100.0;
          Lapp uus=new Lapp(loigatav, y, toon);
          x=x-loigatav;
          XPikemaks();
          return uus;
       }
       
       public Lapp Poolita(){
          return Loika(50);
          //x=x/2;
          //XPikemaks();
          //return new Lapp(x, y, toon);
       }
       public override string ToString(){
         return toon +" lapp "+x+"x"+y+" cm.";
       }
       public void Tryki(){
         Console.WriteLine(this);
       }
       public double GetX(){
         return x;
       }
       public double GetY(){
         return y;
       }
       public double Pindala(){
         return x*y;
       }
       public double KaugusNullist(){
         return Math.Sqrt(x*x+y*y);
       }
   }
   class Punktiproov{
     public static void Main(string[] arg){
         Lapp esimene=new Lapp(3, 4, "roheline");
         Lapp teine=esimene.Poolita();
         Lapp kolmas=teine.Loika(25);
         Lapp[] lapid={esimene, teine, kolmas};
         double summa=0;
         foreach(Lapp uuritav in lapid){
            summa+=uuritav.Pindala();
         }
         Console.WriteLine(summa);
         Console.WriteLine(lapid.Select(lapp => lapp.Pindala()).Sum());
         Console.WriteLine("Lappe kokku: "+Lapp.loendur);
     }
   }
}