LabTest#2 -- Section 6 -- Shopping Cart of Items

1) Create an Item class with a price and name attributes.  
 
2) Create Shirt, Pants, and Shoes classes, with added size attribute. Shirt sizes are S,M,L,XL. Pant and shoe sizes are integers. 
 
3) Create a shopping cart which can hold up to 1000 Items,  
 
   with methods : 
 
    
  a) addItem(Item e) 
 
  b) removeItem(Item e) 
 
  c) int calculateTotal() ;returns the total price 
 
  d) clear(); removes all items from the shopping cart 
 
  e) toString(); each item in one line.  
 
    If an item is there more than once it should say 
 
      quantity=4 blue shirt 
 
     rather than "blue shirt" in 4 separate lines