经典的货郎担问题解决办法

				package com.well.www.user.xanthian.java.ui;								import java.awt.*;								public class TravellerColors				{								  // constants				  public final static Color MAIN_COLOR = new Color(255,  0,128);				  public final static Color MAIN_TEXT  = Color.black;				  public final static Color BAR_COLOR  = new Color(128,  0, 64);				  public final static Color BAR_TEXT   = Color.white;				  public final static Color BTN_COLOR  = Color.lightGray;				  public final static Color BTN_TEXT   = Color.black;								  public static final Color COLOR_WORLD            = Color.black;				  public static final Color COLOR_CITY             = Color.cyan;				  public static final Color COLOR_WAYPOINT     = new Color(255,64,255);				  public static final Color COLOR_ROUTE            = Color.yellow;				  public static final Color COLOR_ALTERNATE_ROUTES = Color.red;				  public static final Color COLOR_OTHER_ROUTE      = Color.pink;				  public static final Color COLOR_SEED_ROUTE       = Color.green;				  				}