// File: Polygon.skeleton
// Time-stamp: "2005-12-27 21:06:01 calvanese"
// Purpose: Written exam 20/9/2005 - BSc in Computer Science (6CFU)
//          Polygon: skeleton of the class

public class Polygon {

  // representation of the objects
  private Vertex[] vertices;
  private int numVert;

  // pubblic methods

  public Polygon(int size) { }
  
  public int numVertices() { }

  public int getSize() { }

  public Vertex getVertex(int pos) throws PolygonException { }

  public void addVertex(Vertex v, int pos) throws PolygonException { }

  public void removeVertex(int pos) throws PolygonException { }

  public int findVertex(double x, double y) { }

  public int[] verticesOfColor(String col) { }

}