/**
   * Represents a polygon with a specified number of sides
   * lengths. The polygon is classified based on its number of sides.
   *
   * @author The Grifter
   */
   public class Polygon {

      private double[] sideLengths;

      public Polygon(double[] sidesIn) {
         setSides(sidesIn);
      }

      public void setSides(double[] sidesIn) {
         sideLengths = sidesIn != null ? sidesIn : sideLengths;
      }

      public double[] getSides() {
         return sideLengths;
      }

      public String toString() {
         switch (sideLengths.length) {
            case 0:
            case 1:
            case 2:
               return "non-polygon";
            case 3:
               return "triangle";
            case 4:
               return "rectangle";
            case 5:
               return "pentagon";
            case 6:
               return "hexagon";
            case 7:
               return "heptagon";
            case 8:
               return "octagon";
            default:
               return "n-gon";
         }
      }
      public double calculatePerimeter() {
         int sum = 0;
         for(int i = 0; i < sideLengths.length; i++) {
            sum += sideLengths[i];
         }
         return sum;
      }

      public double[] getSidesGreaterThan(double userInput)
      {

         int greater = 0;

         for(int i = 0; i < sideLengths.length; i++)
         {
            if (sideLengths[i] > userInput)
            {
               greater++;
            }
         }

         double[] sidesGreaterThan = new double[greater];
         int count = 0;

         for(int i = 0; i < sideLengths.length; i++)
         {
            if (sideLengths[i] > userInput)
            {
               sidesGreaterThan[count] = sideLengths[i];
               count++;
            }


         }
         return sidesGreaterThan;
      }
   }