PROBLEM IN EXECUTION

class R { private int x; private int y;

  void getdata(int x1,int x2)
     {
          x=x1;
          y=y1;
     }
  void displaydata()
     {
          system.out.println(x+"\t"+y);
     }
}

class J { public static void main(String args[]) { R c1,c2; c1 = new R(); c2 = new R();

    c1.getdata(10,20);
    c2.getdata(30,40);
    c1.displaydata();
    c2.displaydata();
    System.out.println(c1.x+"\t"+c1.y);
    System.out.println(c2.x+"\t"+c2.y);
    } 
    }

//THE PROGRAM IS SHOWING 6 ERRORS 1.PACKAGE SYSTEM DOES NOT EXIT 2.X HAS PRIVATE ACCESS IN R 3.Y HAS PRIVATE ACCESS IN R