public Picture[] run(){ 
    Picture picA =  
        new Picture("Prob02a.jpg"); 
    picA.explore(); 
     
    Picture picB =  
        new Picture("Prob02b.jpg"); 
    picB.addMessage( 
        "Display your name here.",10,20); 
    picB.explore(); 
 
    Picture picC =  
        cropAndFlip(picA,4,5,80,105);