every 2D point of the image is represented by a Point class you need to trverse all the points of the image  
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#include <iostream>
#include <sstream>
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| struct | Point | 
|  | Simple Point class containing a public unsigned xandyfor representing 2D points on an image.  More...
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every 2D point of the image is represented by a Point class you need to trverse all the points of the image 
◆ operator<<()
overload operator << print out a point 
- Parameters
- 
  
    | out | Output stream |  | point | The point to print |  
 
- Returns
- Output stream