using System;

​

public class Wektor3D

{

  public double x,y,z;

​

  public Wektor3D()

  {

    x = 0;

    y = 0; 

    z = 0;

  }

​

  public Wektor3D(double x, double y, double z)

  {

    this.x = x;

    this.y = y;

    this.z = z;

  }

​

  public void Czytaj()

  {

    Console.WriteLine("Podaj wartość x");

    x = double.Parse(Console.ReadLine());

    Console.WriteLine("Podaj wartość y");

    y = double.Parse(Console.ReadLine());

    Console.WriteLine("Podaj wartość z");

    z = double.Parse(Console.ReadLine());

  }

​

  public void Wyswietlanie()

  {

    Console.WriteLine("Pierwszy wektor = {0}, {1}, {2} ", x, y, z);

  }

​

  public double Oblicz()

  {

    return Math.Sqrt(x*x + y*y + z*z);

  }

​

  public bool CzyRowne(Wektor3D wektor)

  {

    return x.Equals(wektor.x) && y.Equals(wektor.y) && z.Equals(wektor.z);

  }

​

  public bool CzyRozne(Wektor3D wektor)

  {

    return !this.CzyRowne(wektor);

  }

​

  public Wektor3D SumaWek(Wektor3D wektor)

  {

    Wektor3D nOb = new Wektor3D();

    nOb.x = x + wektor.x;

    nOb.y = y + wektor.y;

    nOb.z = z + wektor.z;

    return nOb;

  }

​

  public Wektor3D DluzszyWek(Wektor3D wektor)

  {

    if (wektor.Oblicz() > this.Oblicz())

    {

      return wektor;

    }

    else return this;

  }

}

​

public class MainClass {

    public static void Main (string[] args) {

        Wektor3D w1 = new Wektor3D(7.1,8.0,9.0);

    Console.WriteLine(w1.x);

    w1.Wyswietlanie();

​

  }

}

​