Optional Assignment (July 21)
                                    Completion requirements
                                    
    
            
                                    
                                        
                                    
                                
                        
                        
                        
                    
                Opened: Wednesday, 20 February 2019, 12:00 AM
            
            
                Due: Sunday, 21 July 2019, 11:59 PM
            
    See assignment A.